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Kgosidialwa O, Bogdanet D, Egan AM, O'Shea PM, Newman C, Griffin TP, McDonagh C, O'Shea C, Carmody L, Cooray SD, Anastasiou E, Wender-Ozegowska E, Clarson C, Spadola A, Alvarado F, Noctor E, Dempsey E, Napoli A, Crowther C, Galjaard S, Loeken MR, Maresh M, Gillespie P, de Valk H, Agostini A, Biesty L, Devane D, Dunne F. A core outcome set for the treatment of pregnant women with pregestational diabetes: an international consensus study. BJOG 2021; 128:1855-1868. [PMID: 34218508 PMCID: PMC9311326 DOI: 10.1111/1471-0528.16825] [Citation(s) in RCA: 2] [Impact Index Per Article: 0.7] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Journal Information] [Subscribe] [Scholar Register] [Accepted: 05/18/2021] [Indexed: 12/21/2022]
Abstract
Objective To develop a core outcome set (COS) for randomised controlled trials (RCTs) evaluating the effectiveness of interventions for the treatment of pregnant women with pregestational diabetes mellitus (PGDM). Design A consensus developmental study. Setting International. Population Two hundred and five stakeholders completed the first round. Methods The study consisted of three components. (1) A systematic review of the literature to produce a list of outcomes reported in RCTs assessing the effectiveness of interventions for the treatment of pregnant women with PGDM. (2) A three-round, online eDelphi survey to prioritise these outcomes by international stakeholders (including healthcare professionals, researchers and women with PGDM). (3) A consensus meeting where stakeholders from each group decided on the final COS. Main outcome measures All outcomes were extracted from the literature. Results We extracted 131 unique outcomes from 67 records meeting the full inclusion criteria. Of the 205 stakeholders who completed the first round, 174/205 (85%) and 165/174 (95%) completed rounds 2 and 3, respectively. Participants at the subsequent consensus meeting chose 19 outcomes for inclusion into the COS: trimester-specific haemoglobin A1c, maternal weight gain during pregnancy, severe maternal hypoglycaemia, diabetic ketoacidosis, miscarriage, pregnancy-induced hypertension, pre-eclampsia, maternal death, birthweight, large for gestational age, small for gestational age, gestational age at birth, preterm birth, mode of birth, shoulder dystocia, neonatal hypoglycaemia, congenital malformations, stillbirth and neonatal death. Conclusions This COS will enable better comparison between RCTs to produce robust evidence synthesis, improve trial reporting and optimise research efficiency in studies assessing treatment of pregnant women with PGDM. 165 key stakeholders have developed #Treatment #CoreOutcomes in pregnant women with #diabetes existing before pregnancy.
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Affiliation(s)
- O Kgosidialwa
- College of Medicine, Nursing and Health Sciences, National University of Ireland Galway, Galway, Ireland
| | - D Bogdanet
- College of Medicine, Nursing and Health Sciences, National University of Ireland Galway, Galway, Ireland
| | - A M Egan
- Division of Endocrinology, Mayo Clinic, Rochester, MN, USA
| | - P M O'Shea
- College of Medicine, Nursing and Health Sciences, National University of Ireland Galway, Galway, Ireland
| | - C Newman
- College of Medicine, Nursing and Health Sciences, National University of Ireland Galway, Galway, Ireland
| | - T P Griffin
- College of Medicine, Nursing and Health Sciences, National University of Ireland Galway, Galway, Ireland
| | - C McDonagh
- College of Medicine, Nursing and Health Sciences, National University of Ireland Galway, Galway, Ireland
| | - C O'Shea
- College of Medicine, Nursing and Health Sciences, National University of Ireland Galway, Galway, Ireland
| | - L Carmody
- College of Medicine, Nursing and Health Sciences, National University of Ireland Galway, Galway, Ireland
| | - S D Cooray
- Diabetes and Endocrinology Units, Monash Health, Clayton, Vic., Australia.,Monash Centre for Health Research and Implementation, Monash University, Clayton, Vic., Australia
| | - E Anastasiou
- Department Diabetes & Pregnancy Outpatients, Mitera Hospital, Athens, Greece
| | - E Wender-Ozegowska
- Department of Reproduction, Poznan University of Medical Sciences, Poznan, Poland
| | - C Clarson
- Department of Paediatrics, University of Western Ontario, London, ON, Canada.,Lawson Health Research Institute, London, ON, Canada
| | - A Spadola
- Mother Infant Research Institute, Tufts Medical Center, Boston, MA, USA
| | - F Alvarado
- Mother Infant Research Institute, Tufts Medical Center, Boston, MA, USA
| | - E Noctor
- Division of Endocrinology, University Hospital Limerick, Limerick, Ireland
| | - E Dempsey
- INFANT Centre and Department of Paediatrics & Child Health, University College Cork, Cork, Ireland
| | - A Napoli
- Department of Clinical and Molecular Medicine, Sant'Andrea University Hospital, Sapienza, University of Rome, Rome, Italy
| | - C Crowther
- Liggins Institute, The University of Auckland, Auckland, New Zealand
| | - S Galjaard
- Department of Obstetrics and Gynaecology, Division of Obstetrics and Prenatal Medicine, Erasmus MC, University Medical Centre Rotterdam, Rotterdam, The Netherlands
| | - M R Loeken
- Section of Islet Cell and Regenerative Biology, Joslin Diabetes Center, Boston, MA, USA.,Department of Medicine, Harvard Medical School, Boston, MA, USA
| | - Mja Maresh
- Department of Obstetrics, St Mary's Hospital, Manchester University Hospitals NHS Foundation Trust, Manchester Academic Health Science Centre, Manchester, UK
| | - P Gillespie
- Health Economics and Policy Analysis Centre (HEPAC), National University of Ireland, Galway, Ireland
| | - H de Valk
- Department of Internal Medicine, University Medical Centre Utrecht, Utrecht, The Netherlands
| | - A Agostini
- A.S.LViterbo Distretto A, Consultorio Montefiascone, Rome, Italy
| | - L Biesty
- School of Nursing & Midwifery, National University of Ireland Galway, Galway, Ireland
| | - D Devane
- School of Nursing & Midwifery, National University of Ireland Galway, Galway, Ireland.,HRB-Trials Methodology Research Network, National University of Ireland Galway, Galway, Ireland
| | - F Dunne
- College of Medicine, Nursing and Health Sciences, National University of Ireland Galway, Galway, Ireland
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Self-management education among women with pre-existing diabetes in pregnancy: A scoping review. Int J Nurs Stud 2021; 117:103883. [PMID: 33548591 DOI: 10.1016/j.ijnurstu.2021.103883] [Citation(s) in RCA: 6] [Impact Index Per Article: 2.0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 04/15/2020] [Revised: 01/06/2021] [Accepted: 01/11/2021] [Indexed: 01/22/2023]
Abstract
BACKGROUND Education is a cornerstone of self-management for adults with diabetes. Self-management is particularly important during pregnancy for women with type 1 and type 2 diabetes, as perinatal outcomes are affected by maternal glycemic control. To our knowledge, literature describing the provision of diabetes education and support during pregnancy for women with type 1 and type 2 diabetes has not been synthesized, nor examined within its context as a complex intervention. OBJECTIVES AND DESIGN This scoping review aims to synthesize the evidence regarding prenatal diabetes education and support for women with type 1 and type 2 diabetes and to apply the Medical Research Council framework for complex interventions where appropriate. DATA SOURCES AND METHODS We searched EMBASE, CINAHL, and MEDLINE from inception to February 2019 for primary studies focused on prenatal diabetes education among women with type 1 and type 2 diabetes. Two independent reviewers screened eligible studies against inclusion criteria. A narrative synthesis of the included studies was conducted. RESULTS Of 511 identified citations, 30 studies were included in the final review. Approximately 44% of the pooled sample were women with type 1 diabetes, 46% had gestational diabetes mellitus, and 10% had type 2 diabetes. Education focused on self-monitoring of blood glucose, attaining glycemic targets, and following a healthy diet. Many studies included educational elements that went beyond traditional didactic teaching and promoted self-management skills and self-management support. The majority of education was delivered via one-on-one outpatient appointments every one to three weeks. About half of the reviewed studies used a multidisciplinary team approach, with most including a combination of physicians, nurses, dietitians, and midwives. Application of the Medical Research Council framework revealed that most studies were limited in methods (i.e., randomization) and few examined process evaluation or intervention cost-effectiveness. CONCLUSION We identified a lack of studies centred on educational interventions for women with type 2 diabetes in pregnancy. As pregnancy for women with type 2 diabetes involves significant changes, including the transition from oral hypoglycemics to insulin therapy, often without exposure to diabetes-specific preconception care and counselling, future research may focus on optimizing preconception and prenatal education and support for this high-risk group. This is particularly relevant as the prevalence of type 2 diabetes is increasing worldwide. Future research ought to also design, implement and evaluate interventions in accordance with the Medical Research Council framework for complex interventions.
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Jones LV, Ray A, Moy FM, Buckley BS. Techniques of monitoring blood glucose during pregnancy for women with pre-existing diabetes. Cochrane Database Syst Rev 2019; 5:CD009613. [PMID: 31120549 PMCID: PMC6532756 DOI: 10.1002/14651858.cd009613.pub4] [Citation(s) in RCA: 8] [Impact Index Per Article: 1.6] [Reference Citation Analysis] [Abstract] [MESH Headings] [Grants] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 01/03/2023]
Abstract
BACKGROUND There are a number of ways of monitoring blood glucose in women with diabetes during pregnancy, with self-monitoring of blood glucose (SMBG) recommended as a key component of the management plan. No existing systematic reviews consider the benefits/effectiveness of different techniques of blood glucose monitoring on maternal and infant outcomes among pregnant women with pre-existing diabetes. The effectiveness of the various monitoring techniques is unclear. This review is an update of a review that was first published in 2014 and subsequently updated in 2017. OBJECTIVES To compare techniques of blood glucose monitoring and their impact on maternal and infant outcomes among pregnant women with pre-existing diabetes. SEARCH METHODS For this update, we searched Cochrane Pregnancy and Childbirth's Trials Register, ClinicalTrials.gov, the WHO International Clinical Trials Registry Platform (ICTRP) (1 November 2018), and reference lists of retrieved studies. SELECTION CRITERIA Randomised controlled trials (RCTs) and quasi-RCTs comparing techniques of blood glucose monitoring including SMBG, continuous glucose monitoring (CGM), automated telemedicine monitoring or clinic monitoring among pregnant women with pre-existing diabetes mellitus (type 1 or type 2). Trials investigating timing and frequency of monitoring were also eligible for inclusion. RCTs using a cluster-randomised design were eligible for inclusion but none were identified. DATA COLLECTION AND ANALYSIS Two review authors independently assessed study eligibility, extracted data and assessed the risk of bias of included studies. Data were checked for accuracy. The quality of the evidence was assessed using the GRADE approach. MAIN RESULTS This review update includes a total of 12 trials (863) women (792 women with type 1 diabetes and 152 women with type 2 diabetes). The trials took place in Europe, the USA and Canada. Three of the 12 included studies are at low risk of bias, eight studies are at moderate risk of bias, and one study is at high risk of bias. Four trials reported that they were provided with the continuous glucose monitors free of charge or at a reduced cost by the manufacturer.Continuous glucose monitoring (CGM) versus intermittent glucose monitoring, (four studies, 609 women)CGM may reduce hypertensive disorders of pregnancy (pre-eclampsia and pregnancy-induced hypertension) (risk ratio (RR) 0.58, 95% confidence interval (CI) 0.39 to 0.85; 2 studies, 384 women; low-quality evidence), although it should be noted that only two of the four relevant studies reported data for this composite outcome. Conversely, this did not translate into a clear reduction for pre-eclampsia (RR 0.65, 95% CI 0.39 to 1.08; 4 studies, 609 women, moderate-quality evidence). There was also no clear reduction in caesarean section (average RR 0.94, 95% CI 0.75 to 1.18; 3 studies, 427 women; I2 = 41%; moderate-quality evidence) or large-for-gestational age (average RR 0.84, 95% CI 0.57 to 1.26; 3 studies, 421 women; I2 = 70%; low-quality evidence) with CGM. There was not enough evidence to assess perinatal mortality (RR 0.82, 95% CI 0.05 to 12.61, 71 infants, 1 study; low-quality evidence), or mortality or morbidity composite (RR 0.80, 95% CI 0.61 to 1.06; 1 study, 200 women) as the evidence was based on single studies of low quality. CGM appears to reduce neonatal hypoglycaemia (RR 0.66, 95% CI 0.48 to 0.93; 3 studies, 428 infants). Neurosensory disability was not reported.Other methods of glucose monitoringFor the following five comparisons, self-monitoring versus a different type of self-monitoring (two studies, 43 women); self-monitoring at home versus hospitalisation (one study, 100 women), pre-prandial versus post-prandial glucose monitoring (one study, 61 women), automated telemedicine monitoring versus conventional system (three studies, 84 women), and constant CGM versus intermittent CGM (one study, 25 women), it is uncertain whether any of the interventions has any impact on any of our GRADE outcomes (hypertensive disorders of pregnancy, caesarean section, large-for-gestational age) because the quality of the evidence was found to be very low. This was due to evidence largely being derived from single trials, with design limitations and limitations with imprecision (wide CIs, small sample sizes, and few events). There was not enough evidence to assess perinatal mortality and neonatal mortality and morbidity composite. Other important outcomes, such as neurosensory disability, were not reported in any of these comparisons. AUTHORS' CONCLUSIONS Two new studies (406 women) have been incorporated to one of the comparisons for this update. Although the evidence suggests that CGM in comparison to intermittent glucose monitoring may reduce hypertensive disorders of pregnancy, this did not translate into a clear reduction for pre-eclampsia, and so this result should be viewed with caution. No differences were observed for other primary outcomes for this comparison. The evidence base for the effectiveness of other monitoring techniques analysed in the other five comparisons is weak and based on mainly single studies with very low-quality evidence. Additional evidence from large well-designed randomised trials is required to inform choices of other glucose monitoring techniques and to confirm the effectiveness of CGM.
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Affiliation(s)
- Leanne V Jones
- The University of LiverpoolCochrane Pregnancy and Childbirth, Department of Women's and Children's HealthFirst Floor, Liverpool Women's NHS Foundation TrustCrown StreetLiverpoolUKL8 7SS
| | - Amita Ray
- DM Wayanad Institute of Medical SciencesDepartment of Obstetrics and GynaecologyNaseera Nagar ,Meppadi (PO)WayanadWayanadKeralaIndia673577
| | - Foong Ming Moy
- Faculty of Medicine, University of MalayaJulius Centre University of Malaya, Department of Social and Preventive MedicineKuala LumpurWilayah PersekutuanMalaysia50603
| | - Brian S Buckley
- University of the Philippines, ManilaDepartment of SurgeryManilaPhilippines
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Feig DS, Berger H, Donovan L, Godbout A, Kader T, Keely E, Sanghera R. Diabetes and Pregnancy. Can J Diabetes 2018; 42 Suppl 1:S255-S282. [DOI: 10.1016/j.jcjd.2017.10.038] [Citation(s) in RCA: 108] [Impact Index Per Article: 18.0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 12/16/2022]
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Howorka K, Pumprla J, Gabriel M, Thoma H, Schabmann A. Computerized Generation of Circadian Sensor Modal Days with Continuous Glucose Monitoring for Comparison of Various Insulin Regimens Based on Insulin Glargine in Type 1 Diabetes. Int J Artif Organs 2018; 26:728-34. [PMID: 14521170 DOI: 10.1177/039139880302600805] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.2] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/11/2022]
Abstract
Aim Our aims were (1) to design and standardize a statistical approach for data reduction in continuous glucose monitoring, allowing comparison of circadian glycemic patterns in therapeutic subcohorts of patients with type 1 diabetes, and (2) to investigate the applicability of this approach for CGMS® assessment in clinical study of basal insulin replacement quality with various timings of basal injections (pre-breakfast, dinner, bedtime) of a new insulin analog. Methods Prospective randomized three-arm parallel study with switch over after 6 months for another 3 months of free choice injection time point (options pre-breakfast, pre-dinner and bedtime) of the new insulin analog in 16 type 1 diabetic subjects on functional insulin treatment (FIT: basal, prandial and correctional dosages). CGMS® was used at the end of each follow up period of a clinical study. Representative daily profiles were off-line computed as “circadian sensor modal days” for each insulin regimen consisting of consecutive means of hourly glucose values. Results Although the overall quality of glycemic control (HbAIC) for different regimens did not reach statistical differences, CGMS® displayed slightly divergent maximal swings in the course of glycemia (p=0.04–0.08) and allowed – with delineated data reduction procedure – a reliable between treatment comparison. Conclusion Off-line computation of “hourly circadian sensor modal days” for data reduction can be effectively used with CGMS® for description of circadian glycemic patterns in type 1 diabetes. (Int J Artif Organs 2003; 26: 728–34)
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Affiliation(s)
- K Howorka
- Institute of Biomedical Engineering & Physics, University of Vienna, Vienna, Austria.
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6
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Impact of clinical pharmacists intervention on management of hyperglycemia in pregnancy in Jordan. Int J Clin Pharm 2017; 40:48-55. [PMID: 29134488 DOI: 10.1007/s11096-017-0550-3] [Citation(s) in RCA: 10] [Impact Index Per Article: 1.4] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 05/05/2017] [Accepted: 10/21/2017] [Indexed: 01/29/2023]
Abstract
Background and objective Hyperglycemia in pregnancy is a risk factor for cardiovascular disease and postpartum (PP) diabetes. This study aimed to assess the impact of the clinical pharmacist-assisted program (CPAP) of optimizing drug therapy and intensive education on main management outcome measures of patient knowledge about diabetes, Quality of life (QoL) as measured by SF-36 including maternal complications, fasting plasma glucose (FPG) control, and HbA1c. Method This is a randomized controlled study. Pregnant (20-28 weeks) patients with hyperglycemia received CPAP (n = 51) as compared with conventional management (n = 34). Patients were then followed up for 6 weeks pp. Results A significant change was shown in the intervention group for diabetes knowledge (3.47% vs. control 2.03%, P < 0.05) and three aspects of health-related QoL. The need for caesarian delivery (58.8% vs. control 35.3%) and severe episodes of hypoglycemia (0% vs. control 8.8%) were significantly (P < 0.05) reduced in the intervention group. Six weeks PP reduction in HbA1c values was greater in the intervention group (- 0.54% vs. control - 0.08%, P = 0.04) with more FPG-controlled patients during pregnancy (94% vs. control 64.7%). Conclusion Clinical pharmacist assisted services in the management of pregnancy hyperglycemia fundamentally and significantly improve knowledge and disease control.
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Harbeck B, Rahvar AH, Danneberg S, Schütt M, Sayk F. Life-threatening endocrine emergencies during pregnancy - management and therapeutic features. Gynecol Endocrinol 2017; 33:510-514. [PMID: 28361555 DOI: 10.1080/09513590.2017.1307959] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.1] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 12/28/2022] Open
Abstract
Endocrine emergencies during pregnancy may be life-threatening events for both mother and fetus. Besides pregnancy-associated endocrine disorders, several pre-existing endocrinopathies such as type-1 diabetes and Grave's disease or adrenal failure may acutely deteriorate during pregnancy. Since "classical" signs are often modified by pregnancy, early diagnosis and management may be hampered. In addition, laboratory tests show altered physiologic ranges and pharmacologic options are limited while therapeutic goals are mostly tighter than in the non-pregnant patient. Though subclinical endocrinopathies are more frequent and worth consideration due to their related adverse sequelae, this article focuses on endocrine emergencies complicating pregnancy.
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Affiliation(s)
- Birgit Harbeck
- a Department of Medicine I , University of Lübeck , Lübeck , Germany and
| | | | - Sven Danneberg
- a Department of Medicine I , University of Lübeck , Lübeck , Germany and
| | - Morten Schütt
- a Department of Medicine I , University of Lübeck , Lübeck , Germany and
| | - Friedhelm Sayk
- b Department of Medicine II , University of Lübeck , Lübeck , Germany
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8
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Moy FM, Ray A, Buckley BS, West HM. Techniques of monitoring blood glucose during pregnancy for women with pre-existing diabetes. Cochrane Database Syst Rev 2017; 6:CD009613. [PMID: 28602020 PMCID: PMC6481528 DOI: 10.1002/14651858.cd009613.pub3] [Citation(s) in RCA: 15] [Impact Index Per Article: 2.1] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Grants] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 12/21/2022]
Abstract
BACKGROUND Self-monitoring of blood glucose (SMBG) is recommended as a key component of the management plan for diabetes therapy during pregnancy. No existing systematic reviews consider the benefits/effectiveness of various techniques of blood glucose monitoring on maternal and infant outcomes among pregnant women with pre-existing diabetes. The effectiveness of the various monitoring techniques is unclear. OBJECTIVES To compare techniques of blood glucose monitoring and their impact on maternal and infant outcomes among pregnant women with pre-existing diabetes. SEARCH METHODS We searched the Cochrane Pregnancy and Childbirth Group's Trials Register (30 November 2016), searched reference lists of retrieved studies and contacted trial authors. SELECTION CRITERIA Randomised controlled trials (RCTs) and quasi-RCTs comparing techniques of blood glucose monitoring including SMBG, continuous glucose monitoring (CGM) or clinic monitoring among pregnant women with pre-existing diabetes mellitus (type 1 or type 2). Trials investigating timing and frequency of monitoring were also included. RCTs using a cluster-randomised design were eligible for inclusion but none were identified. DATA COLLECTION AND ANALYSIS Two review authors independently assessed study eligibility, extracted data and assessed the risk of bias of included studies. Data were checked for accuracy. The quality of the evidence was assessed using the GRADE approach. MAIN RESULTS This review update includes at total of 10 trials (538) women (468 women with type 1 diabetes and 70 women with type 2 diabetes). The trials took place in Europe and the USA. Five of the 10 included studies were at moderate risk of bias, four studies were at low to moderate risk of bias, and one study was at high risk of bias. The trials are too small to show differences in important outcomes such as macrosomia, preterm birth, miscarriage or death of baby. Almost all the reported GRADE outcomes were assessed as being very low-quality evidence. This was due to design limitations in the studies, wide confidence intervals, small sample sizes, and few events. In addition, there was high heterogeneity for some outcomes.Various methods of glucose monitoring were compared in the trials. Neither pooled analyses nor individual trial analyses showed any clear advantages of one monitoring technique over another for primary and secondary outcomes. Many important outcomes were not reported.1. Self-monitoring versus standard care (two studies, 43 women): there was no clear difference for caesarean section (risk ratio (RR) 0.78, 95% confidence interval (CI) 0.40 to 1.49; one study, 28 women) or glycaemic control (both very low-quality), and not enough evidence to assess perinatal mortality and neonatal mortality and morbidity composite. Hypertensive disorders of pregnancy, large-for-gestational age, neurosensory disability, and preterm birth were not reported in either study.2. Self-monitoring versus hospitalisation (one study, 100 women): there was no clear difference for hypertensive disorders of pregnancy (pre-eclampsia and hypertension) (RR 4.26, 95% CI 0.52 to 35.16; very low-quality: RR 0.43, 95% CI 0.08 to 2.22; very low-quality). There was no clear difference in caesarean section or preterm birth less than 37 weeks' gestation (both very low quality), and the sample size was too small to assess perinatal mortality (very low-quality). Large-for-gestational age, mortality or morbidity composite, neurosensory disability and preterm birth less than 34 weeks were not reported.3. Pre-prandial versus post-prandial glucose monitoring (one study, 61 women): there was no clear difference between groups for caesarean section (RR 1.45, 95% CI 0.92 to 2.28; very low-quality), large-for-gestational age (RR 1.16, 95% CI 0.73 to 1.85; very low-quality) or glycaemic control (very low-quality). The results for hypertensive disorders of pregnancy: pre-eclampsia and perinatal mortality are not meaningful because these outcomes were too rare to show differences in a small sample (all very low-quality). The study did not report the outcomes mortality or morbidity composite, neurosensory disability or preterm birth.4. Automated telemedicine monitoring versus conventional system (three studies, 84 women): there was no clear difference for caesarean section (RR 0.96, 95% CI 0.62 to 1.48; one study, 32 women; very low-quality), and mortality or morbidity composite in the one study that reported these outcomes. There were no clear differences for glycaemic control (very low-quality). No studies reported hypertensive disorders of pregnancy, large-for-gestational age, perinatal mortality (stillbirth and neonatal mortality), neurosensory disability or preterm birth.5.CGM versus intermittent monitoring (two studies, 225 women): there was no clear difference for pre-eclampsia (RR 1.37, 95% CI 0.52 to 3.59; low-quality), caesarean section (average RR 1.00, 95% CI 0.65 to 1.54; I² = 62%; very low-quality) and large-for-gestational age (average RR 0.89, 95% CI 0.41 to 1.92; I² = 82%; very low-quality). Glycaemic control indicated by mean maternal HbA1c was lower for women in the continuous monitoring group (mean difference (MD) -0.60 %, 95% CI -0.91 to -0.29; one study, 71 women; moderate-quality). There was not enough evidence to assess perinatal mortality and there were no clear differences for preterm birth less than 37 weeks' gestation (low-quality). Mortality or morbidity composite, neurosensory disability and preterm birth less than 34 weeks were not reported.6. Constant CGM versus intermittent CGM (one study, 25 women): there was no clear difference between groups for caesarean section (RR 0.77, 95% CI 0.33 to 1.79; very low-quality), glycaemic control (mean blood glucose in the 3rd trimester) (MD -0.14 mmol/L, 95% CI -2.00 to 1.72; very low-quality) or preterm birth less than 37 weeks' gestation (RR 1.08, 95% CI 0.08 to 15.46; very low-quality). Other primary (hypertensive disorders of pregnancy, large-for-gestational age, perinatal mortality (stillbirth and neonatal mortality), mortality or morbidity composite, and neurosensory disability) or GRADE outcomes (preterm birth less than 34 weeks' gestation) were not reported. AUTHORS' CONCLUSIONS This review found no evidence that any glucose monitoring technique is superior to any other technique among pregnant women with pre-existing type 1 or type 2 diabetes. The evidence base for the effectiveness of monitoring techniques is weak and additional evidence from large well-designed randomised trials is required to inform choices of glucose monitoring techniques.
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Affiliation(s)
- Foong Ming Moy
- Faculty of Medicine, University of MalayaJulius Centre University of Malaya, Department of Social and Preventive MedicineKuala LumpurMalaysia50603
| | - Amita Ray
- DM Wayanad Institute of Medical SciencesDepartment of Obstetrics and GynaecologyNaseera Nagar ,Meppadi (PO)WayanadWayanadIndia673577
| | - Brian S Buckley
- University of PhillipinesDepartment of SurgeryManilaPhilippines
| | - Helen M West
- The University of LiverpoolInstitute of Psychology, Health and SocietyLiverpoolUK
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Abstract
The definition of optimal glycemic control in pregnancies affected by diabetes remains enigmatic. Diabetes phenotypes are heterogeneous. Moreover, fetal macrosomia insidiously occurs even with excellent glycemic control. Current blood glucose (BG) targets (FBG ≤95, 1-h post-prandial <140, 2 h <120 mg/dL) have improved perinatal outcomes, but arguably they have not normalized. The conventional management approach has been to replicate a pattern of glycemia in normal pregnancy. Although these patterns are lower than previously appreciated, a randomized controlled trial (RCT) has never compared current vs. lower glucose targets powered on maternal/fetal outcomes. This paper provides historical context to the current targets by reviewing evidence supporting their evolution. Using lower targets (FBG <90, 1 h <122, 2 h <110, mean BG ≤95 mg/dL) may help normalize outcomes, but phenotypic differences (type 1 vs. type 2 vs. gestational diabetes) might require different glycemic goals. There remains a critical need for well-designed RCTs to confirm optimal glycemic control that minimizes both small for and large for gestational age across pregnancies affected by diabetes.
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MESH Headings
- Adult
- Birth Weight
- Body Mass Index
- Diabetes Mellitus, Type 1/blood
- Diabetes Mellitus, Type 1/complications
- Diabetes Mellitus, Type 1/history
- Diabetes Mellitus, Type 2/blood
- Diabetes Mellitus, Type 2/complications
- Diabetes Mellitus, Type 2/history
- Diabetes, Gestational/blood
- Diabetes, Gestational/history
- Female
- Fetal Macrosomia/history
- Fetal Macrosomia/prevention & control
- Glycated Hemoglobin/metabolism
- Glycemic Index
- History, 19th Century
- History, 20th Century
- History, 21st Century
- Humans
- Infant, Newborn
- Meta-Analysis as Topic
- Postprandial Period
- Pregnancy
- Pregnancy in Diabetics/blood
- Pregnancy in Diabetics/history
- Randomized Controlled Trials as Topic
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Affiliation(s)
- Teri L Hernandez
- Department of Medicine, Division of Endocrinology, Metabolism, and Diabetes, University of Colorado, Anschutz Medical Campus, 12801 E. 17th Avenue, MS8106, Aurora, CO, 80045, USA,
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Moy FM, Ray A, Buckley BS. Techniques of monitoring blood glucose during pregnancy for women with pre-existing diabetes. Cochrane Database Syst Rev 2014:CD009613. [PMID: 24782359 DOI: 10.1002/14651858.cd009613.pub2] [Citation(s) in RCA: 14] [Impact Index Per Article: 1.4] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 01/01/2023]
Abstract
BACKGROUND Self-monitoring of blood glucose is recommended as a key component of the management plan for diabetes therapy during pregnancy. No existing systematic reviews consider the benefits/effectiveness of various techniques of blood glucose monitoring on maternal and infant outcomes among pregnant women with pre-existing diabetes. The effectiveness of the various monitoring techniques is unclear. OBJECTIVES To compare techniques of blood glucose monitoring and their impact on maternal and infant outcomes among pregnant women with pre-existing diabetes. SEARCH METHODS We searched the Cochrane Pregnancy and Childbirth Group's Trials Register (6 August 2013), searched reference lists of retrieved studies and contacted trial authors. SELECTION CRITERIA Randomised controlled trials (RCTs) comparing techniques of blood glucose monitoring including self blood glucose monitoring, continuous glucose monitoring (CGM) or clinic monitoring among pregnant women with pre-existing diabetes mellitus (Type 1 or Type 2). Trials investigating timing and frequency of monitoring were also included. Quasi-RCTs and RCTs using a cluster-randomised design were eligible for inclusion but none were identified. DATA COLLECTION AND ANALYSIS Two review authors independently assessed study eligibility, extracted data and assessed the risk of bias of included studies. Data were checked for accuracy. MAIN RESULTS The search of the Pregnancy and Childbirth Group's Trials Register identified 21 trial reports. Following application of eligibility criteria, nine trials were included in this review. The included trials involved a total of 506 women (436 women with Type 1 diabetes and 70 women with Type 2 diabetes). All trials originated from European countries and the USA. None of the studies included women with gestational diabetes. Five of the nine included studies were at moderate risk of bias and four studies were at low to moderate risk of bias. Primary outcomes were maternal glycaemic control (fasting blood glucose and HbA1c) and infant birthweight or macrosomia.Various methods of glucose monitoring were compared in the trials. The following comparisons were included in the review: (1) self-monitoring versus standard care, (2) self-monitoring versus hospitalisation, (3) pre-prandial versus post-prandial glucose monitoring, (4) automated telemedicine monitoring versus conventional system, (5) CGM versus intermittent monitoring and (6) constant CGM versus intermittent CGM.Neither pooled analyses nor individual trial analyses showed any significant advantages of one monitoring technique over another for primary outcomes (maternal glycaemic control and infant birthweight) and secondary outcomes such as gestational age at birth or preterm birth, frequency of neonatal hypoglycaemia, death of baby including stillbirth, and neonatal intensive care admission. Primary outcome data on macrosomia were reported by one trial but at a different cut-off value than that pre-specified for the review. Secondary outcomes such as shoulder dystocia, major and minor anomalies were not reported by any of the trials. AUTHORS' CONCLUSIONS This review found no evidence that any glucose monitoring technique is superior to any other technique among pregnant women with pre-existing Type 1 or Type 2 diabetes. The evidence base for the effectiveness of monitoring techniques is weak and additional evidence from large well-designed randomised trials is required to inform choices of glucose monitoring techniques.
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Affiliation(s)
- Foong Ming Moy
- Julius Centre University of Malaya, Department of Social and Preventive Medicine, Faculty of Medicine, University of Malaya, Kuala Lumpur, Wilayah Persekutuan, Malaysia, 50603
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Lehmann ED, DeWolf DK, Novotny CA, Reed K, Gotwals RR. Dynamic Interactive Educational Diabetes Simulations Using the World Wide Web: An Experience of More Than 15 Years with AIDA Online. Int J Endocrinol 2014; 2014:692893. [PMID: 24511312 PMCID: PMC3913388 DOI: 10.1155/2014/692893] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.1] [Reference Citation Analysis] [Abstract] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 07/02/2013] [Accepted: 08/08/2013] [Indexed: 11/18/2022] Open
Abstract
Background. AIDA is a widely available downloadable educational simulator of glucose-insulin interaction in diabetes. Methods. A web-based version of AIDA was developed that utilises a server-based architecture with HTML FORM commands to submit numerical data from a web-browser client to a remote web server. AIDA online, located on a remote server, passes the received data through Perl scripts which interactively produce 24 hr insulin and glucose simulations. Results. AIDA online allows users to modify the insulin regimen and diet of 40 different prestored "virtual diabetic patients" on the internet or create new "patients" with user-generated regimens. Multiple simulations can be run, with graphical results viewed via a standard web-browser window. To date, over 637,500 diabetes simulations have been run at AIDA online, from all over the world. Conclusions. AIDA online's functionality is similar to the downloadable AIDA program, but the mode of implementation and usage is different. An advantage to utilising a server-based application is the flexibility that can be offered. New modules can be added quickly to the online simulator. This has facilitated the development of refinements to AIDA online, which have instantaneously become available around the world, with no further local downloads or installations being required.
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Affiliation(s)
- Eldon D. Lehmann
- CMRU/NHLI, Imperial College of Science, Technology and Medicine, University of London, London SW3 6NP, UK
- Interventional Radiology Unit, North West London Hospitals NHS Trust (Northwick Park & St. Mark's Hospitals), Harrow, London HA1 3UJ, UK
- *Eldon D. Lehmann:
| | - Dennis K. DeWolf
- Department of Biological and Agricultural Engineering, North Carolina State University, NC 27695, USA
- Biomedical Engineering Division, University of North Carolina at Chapel Hill, Chapel Hill, NC 27599, USA
| | - Christopher A. Novotny
- Department of Biological and Agricultural Engineering, North Carolina State University, NC 27695, USA
- Blue Ridge Pathology, Augusta Health, Fishersville, VA 22939, USA
| | - Karen Reed
- Diabetes New Zealand, Rotorua, New Zealand
| | - Robert R. Gotwals
- Shodor Education Foundation, Durham, NC 27701, USA
- Department of Chemistry, North Carolina School of Science and Mathematics, Durham, NC 27705, USA
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Secher AL, Mathiesen ER, Andersen HU, Damm P, Ringholm L. Severe hypoglycemia in pregnant women with type 2 diabetes-A relevant clinical problem. Diabetes Res Clin Pract 2013; 102:e17-8. [PMID: 24138823 DOI: 10.1016/j.diabres.2013.09.011] [Citation(s) in RCA: 6] [Impact Index Per Article: 0.5] [Reference Citation Analysis] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 08/12/2013] [Accepted: 09/03/2013] [Indexed: 10/26/2022]
Affiliation(s)
- Anna L Secher
- Center for Pregnant Women with Diabetes, Department of Endocrinology, Rigshospitalet, Faculty of Health and Medical Sciences, University of Copenhagen, Copenhagen, Denmark.
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Fresa R, Visalli N, Di Blasi V, Cavallaro V, Ansaldi E, Trifoglio O, Abbruzzese S, Bongiovanni M, Agrusta M, Napoli A. Experiences of continuous subcutaneous insulin infusion in pregnant women with type 1 diabetes during delivery from four Italian centers: a retrospective observational study. Diabetes Technol Ther 2013; 15:328-34. [PMID: 23537417 DOI: 10.1089/dia.2012.0260] [Citation(s) in RCA: 22] [Impact Index Per Article: 2.0] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 11/12/2022]
Abstract
OBJECTIVES An optimized metabolic control during delivery is mandatory to prevent maternal-neonatal complications. The primary aim of this study was to evaluate the efficacy and safety of continuous subcutaneous insulin infusion (CSII) during delivery in pregnant women with type 1 diabetes. The secondary aim was to assess the impact of real-time continuous glucose monitoring (RT-CGM) added to CSII versus CSII alone. RESEARCH DESIGN AND METHODS This was a multicenter observational retrospective study. A standardized protocol, to use CSII throughout pregnancy and delivery, foresaw three different insulin basal rates according to blood glucose level: profile A, the last basal rate in use; profile B, preventive 50% reduction of the last basal rate in use; and profile C, 0.1-0.2 U/h for blood glucose level <70 mg/dL, activated just before anesthesia or at the beginning of active labor. An alternative intravenous protocol (IVP) was given in case of complications and relevant metabolic deterioration. Blood glucose in the target range (70-140 mg/dL) throughout delivery and percentage of activation of the IVP were primary outcomes. RESULTS Sixty-five pregnant women with diabetes included in the study (56-86% cesarean section; 9-14% spontaneous/stimulated vaginal delivery). Mean blood glucose level was 102 ± 31 mg/dL at 0 min, 109 ± 42 mg/dL at 30 min, 120 ± 48 mg/dL at 60 min, and 99 ± 34 mg/dL at 24 h. Mean basal rate during delivery was 0.6 ± 0.4 U/h (profile B). Mean capillary blood glucose (CBG) level was lower in the RT-CGM group relative to the CSII-alone group: 80 ± 14 mg/dL versus 111 ± 32 mg/dL at 0 min (P<0.01), 79 ± 11 mg/dL versus 109 ± 42 mg/dL at 30 min (P<0.02), and 98 ± 20 mg/dL versus 125 ± 51 mg/dL at 60 min (difference not significant). Eleven newborns experienced transient neonatal hypoglycemia. None of the women switched to IVP. No major differences were observed according to delivery procedure. CONCLUSIONS CSII is possible and safe in different types of delivery in selected and educated women. RT-CGM helps to obtain better outcomes in terms of maternal peripartum CBG level.
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Affiliation(s)
- Raffaella Fresa
- Department of Endocrinology & Diabetology, District n°63, Azienda Sanitaria Locale, Salerno, Italy.
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Thompson D, Berger H, Feig D, Gagnon R, Kader T, Keely E, Kozak S, Ryan E, Sermer M, Vinokuroff C. Diabetes and pregnancy. Can J Diabetes 2013; 37 Suppl 1:S168-83. [PMID: 24070943 DOI: 10.1016/j.jcjd.2013.01.044] [Citation(s) in RCA: 136] [Impact Index Per Article: 12.4] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 12/16/2022]
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16
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Wahabi HA, Alzeidan RA, Esmaeil SA. Pre-pregnancy care for women with pre-gestational diabetes mellitus: a systematic review and meta-analysis. BMC Public Health 2012; 12:792. [PMID: 22978747 PMCID: PMC3575330 DOI: 10.1186/1471-2458-12-792] [Citation(s) in RCA: 67] [Impact Index Per Article: 5.6] [Reference Citation Analysis] [Abstract] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 04/26/2012] [Accepted: 09/14/2012] [Indexed: 11/10/2022] Open
Abstract
BACKGROUND Pre-gestational diabetes mellitus is associated with increased risk for maternal and fetal adverse outcomes. This systematic review was carried out to evaluate the effectiveness and safety of pre-pregnancy care in improving the rate of congenital malformations and perinatal mortality for women with pre-gestational diabetes mellitus. METHODS We searched the following databases, MEDLINE, EMBASE, WEB OF SCIENCE, Cochrane Library, including the CENTRAL register of controlled trials and CINHAL up to December 2011, without language restriction, for any pre-pregnancy care aiming at health promotion, glycemic control and screening and treatment of diabetes complications in women with type I or type II diabetes mellitus. Study design were trials (randomized and non-randomized), cohort and case-control studies. RESULTS Of the 2452 title scanned 54 full papers were retrieved of those 21 studies were included in this review. Twelve cohort studies at low and medium risk of bias, with 3088 women, were included in the meta-analysis. Meta-analysis suggested that pre-pregnancy care is effective in reducing congenital malformation, Risk Ratio (RR) 0.25 (95% CI 0.16-0.37), number needed to treat (NNT) 19 (95% CI 14-24), and perinatal mortality RR 0.34 (95% CI 0.15-0.75), NNT = 46 (95% CI 28-115). Pre-pregnancy care lowers glycosylated hemoglobin A1c (HbA1c) in the first trimester of pregnancy by an average of 1.92% (95% CI -2.05 to -1.79). However women who received pre-pregnancy care were at increased risk of hypoglycemia during the first trimester of pregnancy RR 1.51 (95% CI 1.15-1.99). CONCLUSION Pre-pregnancy care for women with pre-gestational type 1 or type 2 diabetes mellitus is effective in improving rates of congenital malformations, perinatal mortality and in reducing maternal HbA1C in the first trimester of pregnancy. Pre-pregnancy care might cause maternal hypoglycemia in the first trimester of pregnancy.
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Affiliation(s)
- Hayfaa A Wahabi
- Sheikh Bahmdan Chair of Evidence-based Healthcare and Knowledge Translation, College of Medicine, King Saud University, Riyadh, Saudi Arabia.
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Harbeck B, Schütt M, Sayk F. [Endocrine emergencies during pregnancy]. Med Klin Intensivmed Notfmed 2012; 107:110-7. [PMID: 22349529 DOI: 10.1007/s00063-011-0035-4] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 11/24/2011] [Accepted: 01/04/2012] [Indexed: 10/28/2022]
Abstract
Endocrine emergencies during pregnancy can become life-threatening for both mother and fetus. In addition to some pregnancy-linked endocrine disorders, several pre-existing forms of endocrinopathy, such as Grave's disease, type 1 diabetes and adrenal insufficiency might deteriorate acutely during pregnancy. Early diagnosis and management are challenging because the classical symptoms are often modified by pregnancy. Laboratory tests are subject to altered physiological ranges and pharmacological options are limited while therapeutic goals are stricter than in the non-pregnant patient. This article focuses on endocrine emergencies complicating pregnancy.
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Affiliation(s)
- B Harbeck
- Medizinische Klinik I, Universitätsklinikum Schleswig-Holstein, Campus Lübeck, Ratzeburger Allee 160, 23538, Lübeck, Deutschland.
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Moy FM, Ray A, Buckley BS. Techniques of monitoring blood glucose during pregnancy for women with pre-existing diabetes. Cochrane Database Syst Rev 2012. [DOI: 10.1002/14651858.cd009613] [Citation(s) in RCA: 3] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 11/11/2022]
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Cyganek K, Hebda-Szydlo A, Skupien J, Katra B, Janas I, Borodako A, Kaim I, Klupa T, Reron A, Malecki MT. Glycemic control and pregnancy outcomes in women with type 2 diabetes from Poland. The impact of pregnancy planning and a comparison with type 1 diabetes subjects. Endocrine 2011; 40:243-9. [PMID: 21528433 DOI: 10.1007/s12020-011-9475-0] [Citation(s) in RCA: 23] [Impact Index Per Article: 1.8] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 01/07/2011] [Accepted: 04/06/2011] [Indexed: 12/22/2022]
Abstract
The number of pregnancies complicated by type 2 diabetes mellitus (T2DM) is growing; however, their clinical characteristics remain incomplete. We aimed to assess clinical characteristics, glycemic control, and selected pregnancy outcomes in pregestational T2DM from Poland and to compare them with those of T1DM. We analyzed 415 consecutive singleton pregnancies; among them, there were 70 women with T2DM and 345 with T1DM. As compared to T1DM patients, women with T2DM were older (mean age 33.1 years vs. 27.8, respectively), heavier before pregnancy (mean BMI 30.8 kg/m² vs. 23.9), and had a shorter duration of diabetes (mean 3.3 years vs. 11.4); ( P<0.0001 for all comparisons). The gestational age at the first visit was higher in T2DM (mean 11.4 weeks vs. 8.6; P=0.0004). Nevertheless, they had better glycemic control in the first trimester (mean HbA1c 6.2% vs. 7.0; P=0.003); in subsequent months, the differences in HbA1c were no longer significant. T2DM women gained less weight during pregnancy (mean 9.9 kgs vs. 14.1; P<0.0001). The proportion of miscarriages (10.0 vs. 7.3%; P=0.32), preterm deliveries (12.7 vs. 17.8%; P=0.32), combined infant deaths, and congenital malformations were similar in both groups (9.5 vs. 8.8%; P=0.4) as was the frequency of caesarean sections (58.7 vs. 64.1%; P=0.30). Macrosomic babies were more than twice less frequent in T2DM and the difference reached borderline significance (7.9 vs. 17.5%, P=0.07). Pregnancy planning in T2DM had a significant impact on HbA1c in the first trimester (5.7 vs. 6.4% in the planning vs. the not planning group, P=0.02); the difference was not significant in the second and third trimester. T2DM women had better glycemic control in the first trimester than T1DM subjects and gained less weight during pregnancy. This could have been the reason for the slightly lower number of macrosomic babies but did not affect other outcomes. In T2DM, pregnancy planning had a beneficial glycemic effect in the first trimester.
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Affiliation(s)
- Katarzyna Cyganek
- Department of Metabolic Diseases, Jagiellonian University, Medical College, 15 Kopernika Street, 31-511, Krakow, Poland
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Pacaud D, Dewey D. Neurocognitive outcome of children exposed to severe hypoglycemiain utero. ACTA ACUST UNITED AC 2011. [DOI: 10.2217/dmt.10.10] [Citation(s) in RCA: 2] [Impact Index Per Article: 0.2] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/21/2022]
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Klupa T, Kozek E, Nowak N, Cyganek K, Gach A, Milewicz T, Czajkowski K, Tolloczko J, Mlynarski W, Malecki MT. The first case report of sulfonylurea use in a woman with permanent neonatal diabetes mellitus due to KCNJ11 mutation during a high-risk pregnancy. J Clin Endocrinol Metab 2010; 95:3599-604. [PMID: 20466780 DOI: 10.1210/jc.2010-0096] [Citation(s) in RCA: 9] [Impact Index Per Article: 0.6] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 02/12/2023]
Abstract
Sulfonylureas (SUs) were proven to be more effective than insulin in most Kir6.2 permanent neonatal diabetes mellitus (PNDM) patients. We report SU use during pregnancy in PNDM. A woman with the R201H Kir6.2 mutation became pregnant at the age of 37. The patient had been on glipizide 30 mg for 3 yr; her glycosylated hemoglobin level was 5.8%. She was diagnosed with chronic diabetes complications and a congenital defect of the urogenitary tract-a bicornuate uterus with septum. Because the effect of SU on fetal development is uncertain, she was switched to insulin after the pregnancy diagnosis; however, the subsequent glycemic control was unsatisfactory, with episodes of hyper- and hypoglycemia. Thus, in the second trimester, the patient was transferred to SU (glibenclamide, 40 mg), which resulted in stabilization of glycemic control; glycosylated hemoglobin in the third trimester was 5.8%. Prenatal genetic testing excluded the Kir6.2 R201H mutation in the fetus. A preterm cesarean delivery was carried out in the 35th week. The Apgar score of the newborn boy (weight, 3010 g; 75th percentile) was 8 at 1 min. He presented with hypoglycemia, transient tachypnea of the newborn, and hyperbilirubinemia. The recovery was uneventful. No birth defects were recorded. His development at the ninth month of life was normal. In summary, we show a high-risk pregnancy in long-term PNDM that despite perinatal complications ended with the birth of a healthy child. SUs, which seem to constitute an alternative to insulin during pregnancy in Kir6.2-related PNDM, were used during the conception period and most of the second and third trimesters.
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Affiliation(s)
- Tomasz Klupa
- Department of Metabolic Diseases, Jagiellonian University Medical College, University Hospital, 15 Kopernika Street, 31-501 Krakow, Poland
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Göbl CS, Dobes B, Luger A, Bischof MG, Krebs M. Long-term impact of a structured group-based inpatient-education program for intensive insulin therapy in patients with diabetes mellitus. Wien Klin Wochenschr 2010; 122:341-5. [PMID: 20577823 DOI: 10.1007/s00508-010-1398-x] [Citation(s) in RCA: 3] [Impact Index Per Article: 0.2] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 11/01/2009] [Accepted: 04/26/2010] [Indexed: 11/29/2022]
Abstract
PURPOSE Structured patient education aiming to improve self-management strategies might be beneficial for insulin-treated diabetic patients. However, in previous studies the extent of the benefit has been inconsistent in different subgroups of patients. The aim of the present study was to assess the potential benefit of a structured inpatient-education program for intensive insulin therapy according to the basal-bolus concept with particular emphasis on self-management strategies. METHODS We included 81 diabetic patients (59 with type 1, 14 with type 2, eight with other forms) in this retrospective longitudinal study; all had completed the training program on eight consecutive days at a university clinic between 2003 and 2005. Data assessment included HbA1c, LDL-cholesterol, HDL-cholesterol and BMI at baseline (0-15 months before the training) and after 0-5, 5-10 and 10-20 months. RESULTS A transient decrease of HbA1c (0.2%, 95% CI: 0.04-0.37, P = 0.017) and LDL-cholesterol levels (9.95 mg/dl, 95% CI: 2.24-17.76, P = 0.013) between baseline and the first follow-up examination was observed in the group overall. Thereafter, HbA1c and LDL-cholesterol were similar to baseline, whereas a persistent increase in HDL-cholesterol (P = 0.025) was evident in the multivariable analysis. No changes in BMI were observed. A significant type-by-time interaction (P = 0.008) in HbA1c suggests a long-term benefit in glycemic control in patients with type 2 diabetes. CONCLUSION A diabetes training program for intensive insulin therapy with particular emphasis on self-management skills was followed by a moderate and transient improvement of glycemic control and LDL-cholesterol and by a persistent increase in HDL-cholesterol. Long-term improvement in glycemic control was observed only in patients with type 2 diabetes.
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Affiliation(s)
- Christian S Göbl
- Division of Endocrinology and Metabolism, Department of Internal Medicine III, Medical University of Vienna, Vienna, Austria
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Murphy HR. Integrating educational and technological interventions to improve pregnancy outcomes in women with diabetes. Diabetes Obes Metab 2010; 12:97-104. [PMID: 19895636 DOI: 10.1111/j.1463-1326.2009.01145.x] [Citation(s) in RCA: 12] [Impact Index Per Article: 0.9] [Reference Citation Analysis] [Abstract] [MESH Headings] [Grants] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 11/29/2022]
Abstract
A gap currently exists between our expectations of tight blood glucose control and the reality of safely achieving it before and during pregnancy. Technological and pharmaceutical advances will not in isolation prevent poor pregnancy outcomes without recognising the social, cultural and behavioural context of the women living with diabetes. Neither will behavioural and/or educational programmes completely overcome the fundamentally disordered metabolic pathways and physiological challenges of pregnancy. Improved integration of the technological, behavioural and educational aspects of diabetes care will pave the way for truly personalized, interdisciplinary diabetes management and ultimately improved pregnancy outcomes for women with diabetes and their infants.
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Affiliation(s)
- Helen R Murphy
- Metabolic Research Laboratories, Institute of Metabolic Science, University of Cambridge, Addenbrooke's Hospital, Cambridge CB2 0QQ, UK.
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Cohen O, Keidar N, Simchen M, Weisz B, Dolitsky M, Sivan E. Macrosomia in well controlled CSII treated Type I diabetic pregnancy. Gynecol Endocrinol 2008; 24:611-3. [PMID: 19031216 DOI: 10.1080/09513590802531062] [Citation(s) in RCA: 16] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 10/21/2022] Open
Abstract
OBJECTIVE To survey the effect of tight glycemic control by insulin pumps, of pre-gestational Type 1 diabetic women on pregnancy outcome. METHODS Twelve consecutive Type 1, insulin pump treated, diabetic patients followed in the high risk maternal - fetal clinic were ascertained. Data regarding glucose control was assessed and correlated with pregnancy outcome. RESULTS A total of 14 deliveries (10 singleton) were assessed. There were no miscarriages, one baby that was born with a ventricular septal defect (VSD). Glycemic control was within the acceptable guidelines. HbA1c (%) by trimesters: 6.5 +/- 0.9, 5.9 +/- 0.7, 5.8 +/- 0.6 and average glucose (mg/dL) 121.0 +/- 15.2, 114.8 +/- 13.2, 116.0 +/- 21.1. Average birth weight was 3312.1 +/- 750.2 g with five babies (35%) weighting over 4.0 kg at birth. Birth weight was significantly correlated with HbA1c at the first trimester, mean glucose at trimester 1 and 2, and maternal weight at delivery (r = 0.74, p = 0.045; r = 0.72, p = 0.051; r = 0.74, p = 0.046; r = 0.74, p = 0.04, respectively). CONCLUSIONS Our study of a limited number of patients suggest that women with pre-gestational diabetes obtaining acceptable glycemic goals with insulin pump therapy have increased risk of macrosomia. Current glycemic goals and therapies in treating pre-gestational diabetic patients therefore might not be sufficient to normalise pregnancy outcomes in of women with pre-gestational diabetes.
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Affiliation(s)
- Ohad Cohen
- Institute of Endocrinology, Sheba Medical Center, Tel Hashomer, Israel.
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Murphy HR, Rayman G, Lewis K, Kelly S, Johal B, Duffield K, Fowler D, Campbell PJ, Temple RC. Effectiveness of continuous glucose monitoring in pregnant women with diabetes: randomised clinical trial. BMJ 2008; 337:a1680. [PMID: 18818254 PMCID: PMC2563261 DOI: 10.1136/bmj.a1680] [Citation(s) in RCA: 227] [Impact Index Per Article: 14.2] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Figures] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Accepted: 08/05/2008] [Indexed: 12/12/2022]
Abstract
OBJECTIVE To evaluate the effectiveness of continuous glucose monitoring during pregnancy on maternal glycaemic control, infant birth weight, and risk of macrosomia in women with type 1 and type 2 diabetes. DESIGN Prospective, open label randomised controlled trial. SETTING Two secondary care multidisciplinary obstetric clinics for diabetes in the United Kingdom. PARTICIPANTS 71 women with type 1 diabetes (n=46) or type 2 diabetes (n=25) allocated to antenatal care plus continuous glucose monitoring (n=38) or to standard antenatal care (n=33). INTERVENTION Continuous glucose monitoring was used as an educational tool to inform shared decision making and future therapeutic changes at intervals of 4-6 weeks during pregnancy. All other aspects of antenatal care were equal between the groups. MAIN OUTCOME MEASURES The primary outcome was maternal glycaemic control during the second and third trimesters from measurements of HbA(1c) levels every four weeks. Secondary outcomes were birth weight and risk of macrosomia using birthweight standard deviation scores and customised birthweight centiles. Statistical analyses were done on an intention to treat basis. RESULTS Women randomised to continuous glucose monitoring had lower mean HbA(1c) levels from 32 to 36 weeks' gestation compared with women randomised to standard antenatal care: 5.8% (SD 0.6) v 6.4% (SD 0.7). Compared with infants of mothers in the control arm those of mothers in the intervention arm had decreased mean birthweight standard deviation scores (0.9 v 1.6; effect size 0.7 SD, 95% confidence interval 0.0 to 1.3), decreased median customised birthweight centiles (69% v 93%), and a reduced risk of macrosomia (odds ratio 0.36, 95% confidence interval 0.13 to 0.98). CONCLUSION Continuous glucose monitoring during pregnancy is associated with improved glycaemic control in the third trimester, lower birth weight, and reduced risk of macrosomia. TRIAL REGISTRATION Current Controlled Trials ISRCTN84461581.
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Affiliation(s)
- Helen R Murphy
- Department of Diabetes and Endocrinology, Ipswich Hospital NHS Trust, Ipswich IP4 5PD.
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Walker JD. NICE guidance on diabetes in pregnancy: management of diabetes and its complications from preconception to the postnatal period. NICE clinical guideline 63. London, March 2008. Diabet Med 2008; 25:1025-7. [PMID: 19183306 DOI: 10.1111/j.1464-5491.2008.02532.x] [Citation(s) in RCA: 84] [Impact Index Per Article: 5.3] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 12/17/2022]
Abstract
The care of pregnant women with disorders of glucose metabolism is a satisfying part of diabetes care but outcomes remain less than ideal. The evidence base to improve care has grown over subsequent decades and clinicians will welcome up-to-date NICE guidance on this topic. This review looks at the guidance from the perspective of a secondary care diabetes team.
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Affiliation(s)
- J D Walker
- Medical Unit, St John's Hospital, Livingston, UK.
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Lepercq J, Abbou H, Agostini C, Toubas F, Francoual C, Velho G, Dubois-Laforgue D, Timsit J. A standardized protocol to achieve normoglycaemia during labour and delivery in women with type 1 diabetes. DIABETES & METABOLISM 2008; 34:33-7. [PMID: 18069031 DOI: 10.1016/j.diabet.2007.08.003] [Citation(s) in RCA: 22] [Impact Index Per Article: 1.4] [Reference Citation Analysis] [Abstract] [Track Full Text] [Subscribe] [Scholar Register] [Received: 05/29/2007] [Revised: 08/08/2007] [Accepted: 08/16/2007] [Indexed: 01/29/2023]
Abstract
AIM To evaluate a standardized protocol for maintaining near-normoglycaemia during labour and delivery in women with type 1 diabetes. METHODS Over a nine-year period (1997-2005), 229 pregnancies in 174 women with type 1 diabetes were delivered at one centre. The same regimen was used for the induction of labour (group 1) and in women admitted in spontaneous labour (group 2): 10% dextrose (80ml/h) intravenous was given along with short-acting insulin, starting at 1IU/h intravenous via an infusion pump. Capillary blood glucose (CBG) was determined hourly, and the insulin infusion rate was modified accordingly. RESULTS Labour was induced in 85 cases (37%) and spontaneous in 23 cases (10%), and an elective C-section was performed in 121 cases (53%). Maternal glycaemia during labour was 6.1+/-1.6 (range: 3.9-9.2)mmol/l in group 1, and 6.9+/-2.0 (range: 4.7-12.0)mmol/l in group 2. Maternal glycaemia at delivery was 5.8+/-1.5 (range: 3.4-9.4) and 6.3+/-1.9 (range: 4.1-11.4)mmol/l in groups 1 and 2, respectively. Women who underwent an elective C-section were not included in the standardized protocol and had higher glycaemia at delivery 7.1+/-2.0 (range: 2.7-13.5)mmol/l. Neonatal hypoglycaemia occurred in 30 infants (13%), and was only associated with preterm delivery. CONCLUSION Using a standardized simple protocol during labour, maternal glycaemia was maintained within a near-normal range in 80-85% of cases.
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Affiliation(s)
- J Lepercq
- Department of obstetrics and gynecology, AP-HP, hospital Cochin Saint-Vincent-de-Paul, Paris-5 University, 82, avenue Denfert-Rochereau, 75674 Paris cedex 14, France.
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Elnour AA, El Mugammar IT, Jaber T, Revel T, McElnay JC. Pharmaceutical care of patients with gestational diabetes mellitus. J Eval Clin Pract 2008; 14:131-40. [PMID: 18211656 DOI: 10.1111/j.1365-2753.2007.00819.x] [Citation(s) in RCA: 24] [Impact Index Per Article: 1.5] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 11/29/2022]
Abstract
RATIONALE, AIMS AND OBJECTIVE To investigate whether the introduction of a programme of optimising drug treatment, intensive education and self-monitoring of patients diagnosed with gestational diabetes mellitus (GDM) at an early stage (<20 gestational weeks), will improve management outcomes as determined by objective measures of patient knowledge about diabetes, glycaemia control, maternal/neonatal complications, and health-related quality of life. METHODS The study was a randomized, controlled, longitudinal, prospective clinical trial performed at Al-Ain Hospital, Al-Ain, United Arab Emirates. Over an 18-month period, patients diagnosed with GDM were recruited and were randomly assigned to either an intervention or a control group, in a ratio of 3:2. Intervention patients received a structured pharmaceutical care service (including education and introduction of intensive self-monitoring) while control patients received traditional services. Patients were followed up from time of recruitment until 6 months postnatally at scheduled outpatient clinics. A range of clinical and humanistic outcome measures, including maternal and neonatal complications, were used to assess the impact of the intervention. RESULTS A total of 165 patients (99 intervention, 66 control) completed the study. The intervention patients exhibited a range of benefits from the provision of the programme when compared with control group patients. Statistically significant (P < 0.05) improvements were shown in the intervention group for knowledge of diabetes, health-related quality of life (as determined by the SF36), control of plasma glucose and HbA(1c), maternal complications [e.g. decreased incidence of pre-eclampsia (5.1% vs. 16.7%), eclampsia (1.0% vs. 7.6%), episodes of severe hyperglycaemia (3.0% vs. 19.7%) and need for Caesarean section (7.1% vs. 18.2%)], and neonatal complications [e.g. decreased incidence of neonatal hypoglycaemia (2.0% vs. 10.6%), respiratory distress at birth (4.0% vs. 15.2%), hyperbilirubinaemia (1.0% vs. 12.1%) and large for gestational age (9.0% vs. 22.7%)]. CONCLUSION The research provides clear evidence that provision of pharmaceutical care adds value to the management of GDM as exemplified by improved maternal and neonatal outcomes.
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Affiliation(s)
- A A Elnour
- Al Ain Hospital, United Arab Emirates, and Clinical and Practice Research Group, School of Pharmacy, Queen's University Belfast, Belfast, UK
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Cetković A, Durović M. [Neonatal outcome in pregnancies complicated with pregestational diabetes mellitus]. VOJNOSANIT PREGL 2007; 64:231-4. [PMID: 17580531 DOI: 10.2298/vsp0704231c] [Citation(s) in RCA: 2] [Impact Index Per Article: 0.1] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/27/2022] Open
Abstract
BACKGROUND/AIM Pregestational diabetes mellitus (PGDM) represents glucose intolerance that begins before pregnancy and is followed by the increased risk of neonatal and maternal complications. The aim of this study was to establish neonatal outcome in pregnancies with pregestational diabetes mellitus and the factors that had influence on it. METHODS This study included 27 pregnant women with insulin-dependant PGDM hospitalized during 2004 in the Institute for Obstretics and Gynecology, Clinical Center of Serbia, Belgrade. The control group consisted of 2 292 healthy pregnant women presented to the Institute within 2004. RESULTS Twenty-three (85%) infants of the women with PGDM had complications in comparison with 356 (15.5%) infants of the women in the control group, that was statistically significant difference (p < 0.001). Macrosomia was present in 8 (29.6%/0) and birth injuries in 6 (22.2%) infants of women with PGDM that was statistically significant difference (p < 0.001) in comparisom with the women in the control group who had 194 (8.5%) infants with macrosomia and 156 (6.8%) infants with birth injuries. The women with PGDM had 3 (11.1%) neonatal deaths and 3 (11.1%) infants were born with congenital malformations in comparison with the women in the control group without these complications. We established statisticaly significant correlation (p < 0.001) between glicoregulation before and during pregnancy in the women with PGDM and neonatal outcome. CONCLUSION The incidence of neonatal morbidity and mortality in the women with PGDM was significantely more frequent as compared with the normal population. Achieving optimal maternal glucose levels in women with PGDM both preconceptionally and during pregnancy is associated with significant reduction of neonatal complications.
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Temple RC, Aldridge VJ, Murphy HR. Prepregnancy care and pregnancy outcomes in women with type 1 diabetes. Diabetes Care 2006; 29:1744-9. [PMID: 16873774 DOI: 10.2337/dc05-2265] [Citation(s) in RCA: 132] [Impact Index Per Article: 7.3] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 02/03/2023]
Abstract
OBJECTIVE The objective of this study was to examine the relationship between prepregnancy care, glycemic control, maternal hypoglycemia, and pregnancy outcomes in women with type 1 diabetes. RESEARCH DESIGN AND METHODS This was a prospective observational cohort study of women with type 1 diabetes who delivered from 1991 to 2002. Outcome measures were attendance at a clinic for prepregnancy care, maternal HbA(1c) (A1C) throughout pregnancy, maternal severe hypoglycemic episodes, macrosomia, preeclampsia, premature delivery (delivery before 37 weeks), very premature delivery (delivery before 34 weeks), spontaneous abortion, and adverse pregnancy outcome (defined as major malformation, stillbirth, and neonatal death). RESULTS There were 290 pregnancies, in which 110 (38%) women had prepregnancy care. The prepregnancy care group contained more primiparous women (54.7 vs. 40.6%; P = 0.021) and fewer smokers (9.4 vs. 28.7%; P < 0.0001). They registered earlier (6.6 vs. 8.3 weeks, P < 0.0001) and had a lower A1C at the initial visit (6.5% vs. 7.6%; P < 0.0001). Adverse pregnancy outcomes and very premature deliveries were significantly lower in women who received prepregnancy care (2.9 vs. 10.2%; P = 0.03 and 5.0 vs. 14.2%; P = 0.02, respectively). In contrast, between groups, there was no difference in A1C after 24 weeks or in the rates of macrosomia, preeclampsia, or maternal severe hypoglycemic episodes. CONCLUSIONS Prepregnancy care was associated with improved glycemic control in early pregnancy and significant reductions in adverse pregnancy outcome (malformation, stillbirth, and neonatal death) and very premature delivery. However, prepregnancy care failed to have an impact on glycemic control in later pregnancy or to reduce the risk of macrosomia and preeclampsia.
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Affiliation(s)
- Rosemary C Temple
- Elsie Bertram Diabetes Centre, Norfolk and Norwich University Hospital, UK.
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Abstract
Despite significantly increased input from multidisciplinary teams during the antenatal period, pregnancy outcomes for women with type 1 and type 2 diabetes remain substantially worse than that of the general obstetric population. Regarding fetal congenital malformations, these are likely to be preventable only by strategies introduced prior to pregnancy. The relationship between fetal macrosomia and glycaemic control is complex, and reducing the incidence of macrosomia may be possible only by novel management strategies that address the wide fluctuations in blood glucose over a 24-hour period. Irrespective of pregnancy diabetes control, the complication of neonatal hypoglycaemia can largely be avoided by tight control of glucose values during labour and delivery. The continued lack of understanding of the pathophysiology of late fetal death in diabetic pregnancies and the shortcomings of current methods of antenatal fetal surveillance make it likely that infants of diabetic mothers will continue to be delivered preterm, with the attendant implications of neonatal morbidity and cost.
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Affiliation(s)
- Stephen A Walkinshaw
- Consultant in Maternal and Fetal Medicine, Liverpool Women's Hospital, Crown Street, Liverpool L8 7SS, UK.
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Abdelgadir M, Elbagir M, Eltom A, Eltom M, Berne C. Factors affecting perinatal morbidity and mortality in pregnancies complicated by diabetes mellitus in Sudan. Diabetes Res Clin Pract 2003; 60:41-7. [PMID: 12639764 DOI: 10.1016/s0168-8227(02)00277-2] [Citation(s) in RCA: 12] [Impact Index Per Article: 0.6] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 11/24/2022]
Abstract
To investigate the influence of obstetric factors and indices of maternal metabolic control on perinatal morbidity and mortality, 88 diabetic pregnant Sudanese women (type 1, n=38; type 2, n=31; gestational diabetes, n=19) and 50 non-diabetic pregnant control women were studied. The mean fasting blood glucose was 11.1+/-2.8 mmol/l and the mean HbA(1c) at booking interview was 8.8+/-2.1% in the diabetic women. Pregnancy complications such as Caesarean sections, urinary tract infections, pregnancy-induced hypertension and intrauterine foetal death were higher among diabetic compared with control women (P<0.0001) and varied with the type of diabetes. Infants of diabetic mothers had a higher incidence of neonatal complications than those of non-diabetic women (54.4% vs. 20.0%; P<0.0001). Infants without complications and who were born to diabetic mothers had better Apgar scores at 5 min (9.8+/-0.5 vs. 8.9+/-1.6; P<0.01) and lower cord C-peptide when compared to infants with complications (P<0.05). In conclusion, the prevalence of maternal and neonatal complications among Sudanese diabetic women and their infants is high. Maternal hyperglycaemia is an important factor affecting maternal wellbeing and neonatal morbidity and mortality.
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Affiliation(s)
- M Abdelgadir
- Department of Medical Sciences, Uppsala University Hospital, Sweden.
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Current literature in diabetes. Diabetes Metab Res Rev 2002; 18:162-9. [PMID: 11994909 DOI: 10.1002/dmrr.244] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [MESH Headings] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 11/12/2022]
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