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Thomas NS, Scalzo RL, Wellberg EA. Diabetes mellitus in breast cancer survivors: metabolic effects of endocrine therapy. Nat Rev Endocrinol 2024; 20:16-26. [PMID: 37783846 DOI: 10.1038/s41574-023-00899-0] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Accepted: 09/01/2023] [Indexed: 10/04/2023]
Abstract
Breast cancer is the most common invasive malignancy in the world, with millions of survivors living today. Type 2 diabetes mellitus (T2DM) is also a globally prevalent disease that is a widely studied risk factor for breast cancer. Most breast tumours express the oestrogen receptor and are treated with systemic therapies designed to disrupt oestrogen-dependent signalling. Since the advent of targeted endocrine therapy six decades ago, the mortality from breast cancer has steadily declined; however, during the past decade, an elevated risk of T2DM after breast cancer treatment has been reported, particularly for those who received endocrine therapy. In this Review, we highlight key events in the history of endocrine therapies, beginning with the development of tamoxifen. We also summarize the sequence of reported adverse metabolic effects, which include dyslipidaemia, hepatic steatosis and impaired glucose tolerance. We discuss the limitations of determining a causal role for breast cancer treatments in T2DM development from epidemiological data and describe informative preclinical studies that suggest complex mechanisms through which endocrine therapy might drive T2DM risk and progression. We also reinforce the life-saving benefits of endocrine therapy and highlight the need for better predictive biomarkers of T2DM risk and preventive strategies for the growing population of breast cancer survivors.
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Affiliation(s)
- Nisha S Thomas
- Department of Pathology, University of Oklahoma Health Sciences Center, Oklahoma City, OK, USA
- Stephenson Cancer Center, Oklahoma City, OK, USA
- Harold Hamm Diabetes Center, Oklahoma City, OK, USA
| | - Rebecca L Scalzo
- Division of Endocrinology, Metabolism and Diabetes, Department of Medicine, University of Colorado Anschutz Medical Campus, Aurora, CO, USA
- Rocky Mountain Regional VA Medical Center, Aurora, CO, USA
| | - Elizabeth A Wellberg
- Department of Pathology, University of Oklahoma Health Sciences Center, Oklahoma City, OK, USA.
- Stephenson Cancer Center, Oklahoma City, OK, USA.
- Harold Hamm Diabetes Center, Oklahoma City, OK, USA.
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2
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Jordt N, Kjærgaard KA, Thomsen RW, Borgquist S, Cronin-Fenton D. Breast cancer and incidence of type 2 diabetes mellitus: a systematic review and meta-analysis. Breast Cancer Res Treat 2023; 202:11-22. [PMID: 37656235 PMCID: PMC10504120 DOI: 10.1007/s10549-023-07043-6] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Grants] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 04/27/2023] [Accepted: 07/06/2023] [Indexed: 09/02/2023]
Abstract
PURPOSE Breast cancer and its treatments may increase the risk of type 2 diabetes (T2D). We conducted a systematic review and meta-analysis to investigate the association between breast cancer and the incidence of T2D overall, and according to breast cancer treatments. METHODS We searched PubMed, Embase and references of relevant papers for studies on breast cancer, breast cancer treatment, and subsequent T2D risk. Using random-effects models, we calculated effect estimates and associated 95% confidence intervals of the association between breast cancer, adjuvant breast cancer treatments (i.e., endocrine therapy (tamoxifen, aromatase inhibitors, and combined) and chemotherapy), and subsequent T2D. We used funnel plots to assess publication bias. RESULTS Among 15 eligible studies, 10 reported on T2D risk after breast cancer, chemotherapy, or endocrine therapy; five studies investigated more than one association. Compared with patients without breast cancer, those with breast cancer and those who received any endocrine therapy had elevated risk of incident T2D (EE = 1.23, 95% CI = 1.13-1.33 and EE = 1.23, 95% CI = 1.16-1.32, respectively). Among breast cancer patients only, the risk of T2D was higher for those who received tamoxifen compared with those who did not receive tamoxifen (EE = 1.28, 95% CI = 1.18-1.38). Due to few studies, analyses investigating T2D risk after treatment with aromatase inhibitors or chemotherapy were inconclusive. CONCLUSION Our findings suggest an elevated risk of T2D in breast cancer survivors, particularly after tamoxifen therapy. Further research is needed to determine the impact of aromatase inhibitors, and chemotherapy on the incidence of T2D after breast cancer.
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Affiliation(s)
- Nanna Jordt
- Department of Clinical Epidemiology, Department of Clinical Medicine, Aarhus University Hospital & Aarhus University, Aarhus, Denmark
| | - Kasper Aalbæk Kjærgaard
- Department of Clinical Epidemiology, Department of Clinical Medicine, Aarhus University Hospital & Aarhus University, Aarhus, Denmark
| | - Reimar W Thomsen
- Department of Clinical Epidemiology, Department of Clinical Medicine, Aarhus University Hospital & Aarhus University, Aarhus, Denmark
| | - Signe Borgquist
- Department of Oncology, Aarhus University Hospital, Aarhus, Denmark
| | - Deirdre Cronin-Fenton
- Department of Clinical Epidemiology, Department of Clinical Medicine, Aarhus University Hospital & Aarhus University, Aarhus, Denmark.
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Rillamas-Sun E, Kwan ML, Iribarren C, Cheng R, Neugebauer R, Rana JS, Nguyen-Huynh M, Shi Z, Laurent CA, Lee VS, Roh JM, Huang Y, Shen H, Hershman DL, Kushi LH, Greenlee H. Development of cardiometabolic risk factors following endocrine therapy in women with breast cancer. Breast Cancer Res Treat 2023; 201:117-126. [PMID: 37326764 PMCID: PMC10498727 DOI: 10.1007/s10549-023-06997-x] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Grants] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 03/14/2023] [Accepted: 05/26/2023] [Indexed: 06/17/2023]
Abstract
PURPOSE Studies comparing the effect of aromatase inhibitor (AI) and tamoxifen use on cardiovascular disease (CVD) risk factors in hormone receptor-positive breast cancer (BC) survivors report conflicting results. We examined associations of endocrine therapy use with incident diabetes, dyslipidemia, and hypertension. METHODS The Pathways Heart Study examines cancer treatment exposures with CVD-related outcomes in Kaiser Permanente Northern California members with BC. Electronic health records provided sociodemographic and health characteristics, BC treatment, and CVD risk factor data. Hazard ratios (HR) and 95% confidence intervals (CI) of incident diabetes, dyslipidemia, and hypertension in hormone receptor-positive BC survivors using AIs or tamoxifen compared with survivors not using endocrine therapy were estimated using Cox proportional hazards regression models adjusted for known confounders. RESULTS In 8985 BC survivors, mean baseline age and follow-up time was 63.3 and 7.8 years, respectively; 83.6% were postmenopausal. By treatment, 77.0% used AIs, 19.6% used tamoxifen, and 16.0% used neither. Postmenopausal women who used tamoxifen had an increased rate (HR 1.43, 95% CI 1.06-1.92) of developing hypertension relative to those who did not use endocrine therapy. Tamoxifen use was not associated with incident diabetes, dyslipidemia, or hypertension in premenopausal BC survivors. Postmenopausal AI users had higher hazard rates of developing diabetes (HR 1.37, 95% CI 1.05-1.80), dyslipidemia (HR 1.58, 95% CI 1.29-1.92), and hypertension (HR 1.50, 95% CI 1.24-1.82) compared with non-endocrine therapy users. CONCLUSION Hormone receptor-positive BC survivors treated with AIs may have higher rates of developing diabetes, dyslipidemia, and hypertension over an average 7.8 years post-diagnosis.
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Affiliation(s)
- Eileen Rillamas-Sun
- Division of Public Health Sciences, Fred Hutchinson Cancer Center, 1100 Fairview Ave N. M4-B402, Seattle, WA, 98109, USA
| | - Marilyn L Kwan
- Division of Research, Kaiser Permanente Northern California, Oakland, CA, USA
| | - Carlos Iribarren
- Division of Research, Kaiser Permanente Northern California, Oakland, CA, USA
| | - Richard Cheng
- University of Washington School of Medicine, Seattle, WA, USA
- Seattle Cancer Care Alliance, Seattle, WA, USA
| | - Romain Neugebauer
- Division of Research, Kaiser Permanente Northern California, Oakland, CA, USA
| | - Jamal S Rana
- Division of Research, Kaiser Permanente Northern California, Oakland, CA, USA
- Kaiser Permanente Northern California, Oakland Medical Center, Oakland, CA, USA
| | - Mai Nguyen-Huynh
- Division of Research, Kaiser Permanente Northern California, Oakland, CA, USA
- Kaiser Permanente Northern California, Walnut Creek Medical Center, Oakland, CA, USA
| | - Zaixing Shi
- Division of Public Health Sciences, Fred Hutchinson Cancer Center, 1100 Fairview Ave N. M4-B402, Seattle, WA, 98109, USA
- School of Public Health, Xiamen University, Xiamen, China
| | - Cecile A Laurent
- Division of Research, Kaiser Permanente Northern California, Oakland, CA, USA
| | - Valerie S Lee
- Division of Research, Kaiser Permanente Northern California, Oakland, CA, USA
| | - Janise M Roh
- Division of Research, Kaiser Permanente Northern California, Oakland, CA, USA
| | - Yuhan Huang
- Division of Public Health Sciences, Fred Hutchinson Cancer Center, 1100 Fairview Ave N. M4-B402, Seattle, WA, 98109, USA
| | - Hanjie Shen
- Division of Public Health Sciences, Fred Hutchinson Cancer Center, 1100 Fairview Ave N. M4-B402, Seattle, WA, 98109, USA
| | - Dawn L Hershman
- Columbia University Irving Medical Center, Herbert Irving Comprehensive Cancer Center, New York, NY, USA
| | - Lawrence H Kushi
- Division of Research, Kaiser Permanente Northern California, Oakland, CA, USA
| | - Heather Greenlee
- Division of Public Health Sciences, Fred Hutchinson Cancer Center, 1100 Fairview Ave N. M4-B402, Seattle, WA, 98109, USA.
- University of Washington School of Medicine, Seattle, WA, USA.
- Seattle Cancer Care Alliance, Seattle, WA, USA.
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Rillamas-Sun E, Kwan ML, Iribarren C, Cheng R, Neugebauer R, Rana JS, Nguyen-Huynh M, Shi Z, Laurent CA, Lee VS, Roh JM, Huang Y, Shen H, Hershman DL, Kushi LH, Greenlee H. Development of cardiometabolic risk factors following endocrine therapy in women with breast cancer. RESEARCH SQUARE 2023:rs.3.rs-2675372. [PMID: 36993531 PMCID: PMC10055634 DOI: 10.21203/rs.3.rs-2675372/v1] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Subscribe] [Scholar Register] [Indexed: 03/31/2023]
Abstract
PURPOSE Studies comparing the effect of aromatase inhibitor (AI) and tamoxifen use on cardiovascular disease (CVD) risk factors in hormone-receptor positive breast cancer (BC) survivors report conflicting results. We examined associations of endocrine therapy use with incident diabetes, dyslipidemia, and hypertension. METHODS The Pathways Heart Study examines cancer treatment exposures with CVD-related outcomes in Kaiser Permanente Northern California members with BC. Electronic health records provided sociodemographic and health characteristics, BC treatment, and CVD risk factor data. Hazard ratios (HR) and 95% confidence intervals (CI) of incident diabetes, dyslipidemia, and hypertension in hormone-receptor positive BC survivors using AIs or tamoxifen compared with survivors not using endocrine therapy were estimated using Cox proportional hazards regression models adjusted for known confounders. RESULTS In 8,985 BC survivors, mean baseline age and follow-up time was 63.3 and 7.8 years, respectively; 83.6% were postmenopausal. By treatment, 77.0% used AIs, 19.6% used tamoxifen, and 16.0% used neither. Postmenopausal women who used tamoxifen had an increased rate (HR: 1.43, 95% CI: 1.06-1.92) of developing hypertension relative to those who did not use endocrine therapy. Tamoxifen use was not associated with incident diabetes, dyslipidemia, or hypertension in premenopausal BC survivors. Postmenopausal AI users had higher hazard rates of developing diabetes (HR: 1.37, 95% CI: 1.05-1.80), dyslipidemia (HR: 1.58, 95% CI: 1.29-1.92) and hypertension (HR: 1.50, 95% CI: 1.24-1.82) compared with non-endocrine therapy users. CONCLUSION Hormone-receptor positive BC survivors treated with AIs may have higher rates of developing diabetes, dyslipidemia, and hypertension over an average 7.8 years post-diagnosis.
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Kim JE, Choi J, Park J, Han W, Kang D, Choi JY. Effects of Endocrine Therapy on Cardiovascular Diseases and Type 2 Diabetes Among Breast Cancer Survivors: The National Health Insurance Service Database of Korea. J Am Heart Assoc 2022; 11:e026743. [PMID: 36250658 DOI: 10.1161/jaha.122.026743] [Citation(s) in RCA: 4] [Impact Index Per Article: 2.0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 11/16/2022]
Abstract
Background Although endocrine therapy is an effective treatment for breast cancer, its antiestrogen effects are associated with increased risks of cardiovascular diseases and type 2 diabetes. This study aimed to investigate the association between endocrine therapy and the risk of cardiovascular diseases and type 2 diabetes among breast cancer survivors in Korea, in consideration of various age groups. Methods and Results In the National Health Insurance Service database of Korea, a total of 133 171 patients with breast cancer aged ≥20 years were included in the current study. Endocrine therapy was treated as time-varying exposure, and patients were categorized as nonusers, selective estrogen receptor modulator users, aromatase inhibitor users, and both users. Time-dependent Cox regression models were used to estimate hazard ratios (HRs) and 95% CIs. Age at diagnosis, socioeconomic status, histological type, other treatments, and comorbidities were adjusted in the model. Compared with nonusers, selective estrogen receptor modulator users were associated with higher risks of stroke (HR, 1.20 [95% CI, 1.04-1.40]) and venous thromboembolism (HR, 1.47 [95% CI, 1.13-1.90]), whereas aromatase inhibitor users were associated with a higher risk of coronary heart disease (HR, 1.22 [95% CI, 1.06-1.41]). The risk of type 2 diabetes was associated with selective estrogen receptor modulator users (HR, 1.13 [95% CI, 1.05-1.21]), aromatase inhibitor users (HR, 1.14 [95% CI, 1.05-1.23]), and both users (HR, 1.24 [95% CI, 1.10-1.39]). In particular, the risk of a composite of cardiovascular diseases was higher in younger or premenopausal patients. Conclusions In breast cancer survivors in Korea, endocrine therapy is associated with a higher risk of cardiovascular diseases and type 2 diabetes. Monitoring of cancer comorbidities after endocrine therapy is needed in younger and older patients.
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Affiliation(s)
- Ji-Eun Kim
- Department of Biomedical Sciences Seoul National University Graduate School Seoul South Korea
| | - Jaesung Choi
- Institute of Health Policy and Management Seoul National University Medical Research Center Seoul South Korea
| | - JooYong Park
- Department of Biomedical Sciences Seoul National University Graduate School Seoul South Korea
| | - Wonshik Han
- Cancer Research Institute, Seoul National University Seoul South Korea.,Department of Surgery Seoul National University College of Medicine Seoul South Korea
| | - Daehee Kang
- Cancer Research Institute, Seoul National University Seoul South Korea.,Department of Preventive Medicine Seoul National University College of Medicine Seoul South Korea.,Department of Innovative Medical Science Seoul National University College of Medicine Seoul South Korea.,Institute of Environmental Medicine Seoul National University Medical Research Center Seoul South Korea
| | - Ji-Yeob Choi
- Department of Biomedical Sciences Seoul National University Graduate School Seoul South Korea.,Institute of Health Policy and Management Seoul National University Medical Research Center Seoul South Korea.,Cancer Research Institute, Seoul National University Seoul South Korea
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Higher Incidence of Diabetes in Cancer Patients Compared to Cancer-Free Population Controls: A Systematic Review and Meta-Analysis. Cancers (Basel) 2022; 14:cancers14071808. [PMID: 35406580 PMCID: PMC8997959 DOI: 10.3390/cancers14071808] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.5] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 02/25/2022] [Revised: 03/30/2022] [Accepted: 03/31/2022] [Indexed: 12/21/2022] Open
Abstract
Background: Diabetes increases the risk of certain types of cancer. However, the literature regarding the incidence of diabetes after cancer diagnosis is inconsistent. We aimed to assess whether there was a higher incidence of diabetes among cancer patients by performing a systematic review and meta-analysis of results from cohort studies. Methods: A systematic electronic literature search was carried out from cohort studies regarding the incidence of diabetes in cancer patients, using the databases PubMed (MEDLINE), Embase, Web of Science, and the Cochrane Library. Random-effects meta-analyses were conducted to pool the estimates. Results: A total of 34 articles involving 360,971 cancer patients and 1,819,451 cancer-free controls were included in the meta-analysis. An increased pooled relative risk (RR) of 1.42 (95% confidence interval (CI): 1.30−1.54, I2 = 95, τ2 = 0.0551, p < 0.01) for diabetes in cancer patients was found compared with the cancer-free population. The highest relative risk was observed in the first year after cancer diagnosis (RR = 2.06; 95% CI 1.63−2.60). Conclusions: New-onset diabetes is positively associated with cancer, but this association varies according to cancer type. More prospective studies with large sample sizes and longer follow-up times are advocated to further examine the association and the underlying mechanisms.
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Kwan ML, Cheng RK, Iribarren C, Neugebauer R, Rana JS, Nguyen-Huynh M, Shi Z, Laurent CA, Lee VS, Roh JM, Shen H, Rillamas-Sun E, Santiago-Torres M, Hershman DL, Kushi LH, Greenlee H. Risk of Cardiometabolic Risk Factors in Women With and Without a History of Breast Cancer: The Pathways Heart Study. J Clin Oncol 2022; 40:1635-1646. [PMID: 35025627 PMCID: PMC9113213 DOI: 10.1200/jco.21.01738] [Citation(s) in RCA: 23] [Impact Index Per Article: 11.5] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/22/2022] Open
Abstract
PURPOSE The incidence of cardiometabolic risk factors in breast cancer (BC) survivors has not been well described. Thus, we compared risk of hypertension, diabetes, and dyslipidemia in women with and without BC. METHODS Women with invasive BC diagnosed from 2005 to 2013 at Kaiser Permanente Northern California (KPNC) were identified and matched 1:5 to noncancer controls on birth year, race, and ethnicity. Cumulative incidence rates of hypertension, diabetes, and dyslipidemia were estimated with competing risk of overall death. Subdistribution hazard ratios (sHRs) were estimated by Fine and Gray regression, adjusted for cardiovascular disease-related risk factors, and stratified by treatment and body mass index (BMI). RESULTS A total of 14,942 BC cases and 74,702 matched controls were identified with mean age 61.2 years and 65% non-Hispanic White. Compared with controls, BC cases had higher cumulative incidence rates of hypertension (10.9% v 8.9%) and diabetes (2.1% v 1.7%) after 2 years, with higher diabetes incidence persisting after 10 years (9.3% v 8.8%). In multivariable models, cases had higher risk of diabetes (sHR, 1.16; 95% CI, 1.07 to 1.26) versus controls. Cases treated with chemotherapy (sHR, 1.23; 95% CI, 1.11 to 1.38), left-sided radiation (sHR, 1.29; 95% CI, 1.13 to 1.48), or endocrine therapy (sHR, 1.23; 95% CI, 1.12 to 1.34) continued to have higher diabetes risk. Hypertension risk was higher for cases receiving left-sided radiation (sHR, 1.11; 95% CI, 1.02 to 1.21) or endocrine therapy (sHR, 1.10; 95% CI, 1.03 to 1.16). Normal-weight (BMI < 24.9 kg/m2) cases had higher risks overall and within treatment subgroups versus controls. CONCLUSION BC survivors at KPNC experienced elevated risks of diabetes and hypertension compared with women without BC depending on treatments received and BMI. Future studies should examine strategies for cardiometabolic risk factor prevention in BC survivors.
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Affiliation(s)
- Marilyn L Kwan
- Division of Research, Kaiser Permanente Northern California, Oakland, CA
| | - Richard K Cheng
- University of Washington School of Medicine, Seattle, WA.,Seattle Cancer Care Alliance, Seattle, WA, US
| | - Carlos Iribarren
- Division of Research, Kaiser Permanente Northern California, Oakland, CA
| | - Romain Neugebauer
- Division of Research, Kaiser Permanente Northern California, Oakland, CA
| | - Jamal S Rana
- Division of Research, Kaiser Permanente Northern California, Oakland, CA.,Oakland Medical Center, Kaiser Permanente Northern California, Oakland, CA
| | - Mai Nguyen-Huynh
- Division of Research, Kaiser Permanente Northern California, Oakland, CA.,Walnut Creek Medical Center, Kaiser Permanente Northern California, Walnut Creek, CA
| | - Zaixing Shi
- State Key Laboratory of Molecular Vaccinology and Molecular Diagnostics and Key Laboratory of Health Technology Assessment of Fujian Province, School of Public Health, Xiamen University, Xiamen, China.,Division of Public Health Sciences, Fred Hutchinson Cancer Research Center, Seattle, WA
| | - Cecile A Laurent
- Division of Research, Kaiser Permanente Northern California, Oakland, CA
| | - Valerie S Lee
- Division of Research, Kaiser Permanente Northern California, Oakland, CA
| | - Janise M Roh
- Division of Research, Kaiser Permanente Northern California, Oakland, CA
| | - Hanjie Shen
- Division of Public Health Sciences, Fred Hutchinson Cancer Research Center, Seattle, WA
| | - Eileen Rillamas-Sun
- Division of Public Health Sciences, Fred Hutchinson Cancer Research Center, Seattle, WA
| | | | - Dawn L Hershman
- Herbert Irving Comprehensive Cancer Center, Columbia University Irving Medical Center, New York, NY
| | - Lawrence H Kushi
- Division of Research, Kaiser Permanente Northern California, Oakland, CA
| | - Heather Greenlee
- University of Washington School of Medicine, Seattle, WA.,Seattle Cancer Care Alliance, Seattle, WA, US.,Division of Public Health Sciences, Fred Hutchinson Cancer Research Center, Seattle, WA
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The Influence of Hormone Therapy on secondary diabetes mellitus in Breast Cancer: A Meta-analysis. Clin Breast Cancer 2021; 22:e48-e58. [PMID: 34429242 DOI: 10.1016/j.clbc.2021.06.014] [Citation(s) in RCA: 5] [Impact Index Per Article: 1.7] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 07/28/2020] [Revised: 04/13/2021] [Accepted: 06/28/2021] [Indexed: 12/13/2022]
Abstract
BACKGROUND Growing evidences have implied that patients with primary breast cancer (BC) were at increased risks of developing diabetes mellitus (DM). However, as a major adjuvant treatment, the influence of hormone therapy (HT) on secondary DM in primary BC remains controversial; we conducted a meta-analysis of existing studies to evaluate the association of hormone therapy and secondary DM. METHODS We searched online databases (PubMed, EMBASE, the Cochrane library, Scopus, and Google Scholar) for studies exploring the influence of hormone therapy on secondary DM in BC. The summarized effect sizes (ES) and 95% confidence interval (95% CI) are calculated by STATA software utilizing fixed-effect or random-effect models, depending on the heterogeneity of the eligible studies. RESULTS Ultimately, 7 retrospective publications including a total of 44,524 primary BC patients are eligible in present meta-analysis. HT use significantly increased the risk of developing DM in primary BC patients, whenever compared with NON-HT BC patients (pooled adjusted HR 1.30, 95% CI: 1.19-1.43) or NORMAL participants (HR 1.19, 95% CI: 1.14-1.25). As to specific HT medications, our sub-analysis demonstrates the risk for DM in tamoxifen (TAM) users elevates by 30% than NON-TAM use BC patients (pooled HR 1.30, 95% CI: 1.20-1.40) and by 18% than NORMAL participants (pooled HR 1.18, 95% CI: 1.12-1.24). However, for aromatase inhibitors (AIs) users, the risks for DM do not elevate significantly. Funnel plots and Egger's tests are used to evaluate publication bias and no apparent bias is detected in all analysis. CONCLUSION The present study is the first meta-analysis which thoroughly reveals that adjuvant HT is a risk factor of secondary DM in primary female BC patients. As to specific HT medications, TAM use significantly enhances the incidence of secondary DM, while AIs use does not influence the DM incidence significantly. Our results can help clinicians to tailor more appropriate strategies for the therapy and follow-up of primary BC patients.
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Rossini A, Frigerio S, Dozio E, Trevisan R, Perseghin G, Corbetta S. Effect of Denosumab on Glucose Homeostasis in Postmenopausal Women with Breast Cancer Treated with Aromatase Inhibitors: A Pilot Study. Int J Endocrinol 2020; 2020:1809150. [PMID: 33204260 PMCID: PMC7666635 DOI: 10.1155/2020/1809150] [Citation(s) in RCA: 4] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 05/21/2020] [Revised: 07/20/2020] [Accepted: 10/24/2020] [Indexed: 12/23/2022] Open
Abstract
BACKGROUND Aromatase inhibitors in women with breast cancer have been associated with cancer treatment-induced bone loss (CTIBL), increased fracture risk, and impairment of glucose metabolism. Denosumab (Dmab), a monoclonal antibody against RANKL, which is a key regulator of the osteoclast activity, is effective as an antiresorptive agent in the treatment of CTIBL. Since RANKL/RANK pathway may contribute to the pathogenesis of glucometabolic disorders, it has been suggested that Dmab may improve glucose homeostasis. Our pilot study evaluated the effect of a single administration of 60 mg Dmab on glucose metabolism in a cohort of women with breast cancer treated with aromatase inhibitors. METHODS Fifteen postmenopausal nondiabetic women were prospectively enrolled. Oral glucose tolerance test (OGTT) and metabolic parameters, including FGF21, were assessed at baseline and one month after Dmab injection. Midterm glucose control was evaluated by measuring glycated haemoglobin (HbA1c) levels 5 months after Dmab. RESULTS Parameters of glucose metabolism were not different one month after Dmab but circulating FGF21 levels significantly decreased (128.5 ± 46.8 versus 100.2 ± 48.8 pg/mL; p=0.016). Considering patients with insulin resistance at baseline (HOMA-IR > 2.5 and Matsuda Index < 2.5; n = 5), reduced mean fasting insulin levels (16.3 ± 4.9 versus 13.5 ± 3.5 mcU/mL; p=0.029) and increased insulin sensitivity index QUICKI (0.317 ± 0.013 versus 0.327 ± 0.009; p=0.025) were found. Nonetheless, HbA1c increased 5 months after Dmab (36.0 ± 2.3 versus 39.6 ± 3.1 mmol/mol; p=0.01). CONCLUSIONS Although RANKL blockade induced a short-term positive effect on insulin sensitivity, particularly in insulin-resistant patients, a benefit on long-term glucose metabolism was not evident. In conclusion, Dmab is safe for glucose metabolism in aromatase inhibitor-treated women with breast cancer.
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Affiliation(s)
- Alessandro Rossini
- Endocrinology and Diabetes Unit, ASST Papa Giovanni XXIII, Bergamo 24127, Italy
| | - Sofia Frigerio
- Endocrinology Unit, Fondazione IRCCS Ca' Granda, Ospedale Maggiore Policlinico, Milan 20122, Italy
- Department of Clinical Sciences and Community Health, University of Milan, Milan 20122, Italy
| | - Elena Dozio
- Department of Biomedical Sciences for Health, University of Milan, Milan 20122, Italy
| | - Roberto Trevisan
- Endocrinology and Diabetes Unit, ASST Papa Giovanni XXIII, Bergamo 24127, Italy
- Department of Medicine and Surgery, Università Degli Studi di Milano-Bicocca, Monza 20900, Italy
| | - Gianluca Perseghin
- Department of Medicine and Surgery, Università Degli Studi di Milano-Bicocca, Monza 20900, Italy
- Department of Medicine and Rehabilitation, Policlinico Monza, Monza 20900, Italy
| | - Sabrina Corbetta
- Endocrinology and Diabetology Service, IRCCS Istituto Ortopedico Galeazzi, Milan 20161, Italy
- Department of Biomedical, Surgical and Dental Sciences, University of Milan, Milan 20122, Italy
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10
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Wang C, Shih S, Huang K. Increasing risk of diabetes mellitus in postmenopausal women with newly diagnosed primary breast cancer. J Diabetes Investig 2020; 11:490-498. [PMID: 31271520 PMCID: PMC7078077 DOI: 10.1111/jdi.13112] [Citation(s) in RCA: 7] [Impact Index Per Article: 1.8] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 10/01/2018] [Revised: 06/15/2019] [Accepted: 07/01/2019] [Indexed: 12/16/2022] Open
Abstract
AIMS/INTRODUCTION We sought to determine if postmenopausal women who develop breast cancer are at increased risk of developing diabetes mellitus. MATERIALS AND METHODS The Taiwan National Health Insurance Research Database was searched from 2001 to 2015 for women aged ≥55 years (postmenopausal) with a diagnosis of primary breast cancer. Participants were age-matched with women without breast cancer in a 1:5 ratio. Cox proportional hazards analyses were used to examine associations between breast cancer, risk factors and the development of diabetes mellitus. RESULTS A total of 4,607 women with primary breast cancer and 23,035 age-matched controls without breast cancer were included (mean age 58.6 ± 9.1 years). Adjusting for age, income, urbanization, Charlson Comorbidity Index and medical conditions, the risk of diabetes mellitus for participants with breast cancer at 1, 5, 10 and 15 years was 1.70-, 1.34-, 1.27- and 1.24-fold higher, respectively, than for participants without breast cancer (adjusted hazard ratio [aHR] 1.70, 95% confidence interval [CI] 1.40-2.05; aHR 1.34, 95% CI 1.17-1.54; aHR 1.27, 95% CI 1.13-1.44; aHR 1.24, 95% CI 1.11-1.40). The risk of diabetes mellitus at 1 year for breast cancer patients receiving hormone therapy was 1.22-fold higher than in those not receiving hormone therapy (aHR 1.22, 95% CI 0.86-1.74), but without statistical significance. CONCLUSIONS Postmenopausal women with breast cancer are at increased risk of developing diabetes mellitus, independent of receiving hormone therapy, and should be closely monitored to establish an early diagnosis and therapeutic intervention for improving related outcomes.
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Affiliation(s)
- Chih‐Yuan Wang
- Division of Endocrinology and MetabolismDepartment of Internal MedicineCollege of MedicineNational Taiwan University HospitalNational Taipei UniversityTaipeiTaiwan
| | - Shyang‐Rong Shih
- Division of Endocrinology and MetabolismDepartment of Internal MedicineCollege of MedicineNational Taiwan University HospitalNational Taipei UniversityTaipeiTaiwan
| | - Kuo‐Chin Huang
- Department of Family MedicineNational Taiwan University HospitalTaipeiTaiwan
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11
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Brown KA, Andreopoulou E, Andreopoulou P. Endocrine Therapy-related Endocrinopathies-Biology, Prevalence and Implications for the Management of Breast Cancer. ACTA ACUST UNITED AC 2020; 16:17-22. [PMID: 33841882 DOI: 10.17925/ohr.2020.16.1.17] [Citation(s) in RCA: 2] [Impact Index Per Article: 0.5] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/25/2022]
Abstract
Nearly 270,000 new breast cancer cases are predicted to be diagnosed in the USA in 2019 with more than 70% being estrogen receptor positive and treated using endocrine therapy. The suppression of estrogen biosynthesis or action via the use of ovarian suppression, aromatase inhibitors and selective estrogen receptor modulators/degraders, respectively, is effective in approximately 70% of women. The systemic inhibition of estrogen during breast cancer treatment is also associated with side effects due to the important endocrine functions of this steroid hormone, including its role in the maintenance of energy homeostasis and bone health. The current work will present perspectives of the impact of endocrine therapy from the point of view of breast medical oncology, endocrinology, and basic science.
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Affiliation(s)
- Kristy A Brown
- Department of Medicine, Weill Cornell Medicine, New York, NY, USA
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12
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Ng HS, Vitry A, Koczwara B, Roder D, McBride ML. Patterns of comorbidities in women with breast cancer: a Canadian population-based study. Cancer Causes Control 2019; 30:931-941. [PMID: 31280456 DOI: 10.1007/s10552-019-01203-0] [Citation(s) in RCA: 16] [Impact Index Per Article: 3.2] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 10/04/2018] [Accepted: 06/28/2019] [Indexed: 02/07/2023]
Abstract
PURPOSE Improving the understanding of co-existing chronic diseases prior to and after the diagnosis of cancer may help to facilitate therapeutic decision making in clinical practice. This study aims to examine patterns of comorbidities in Canadian women with breast cancer. METHODS We conducted a retrospective cohort study using provincial linked administrative health datasets from British Columbia, Canada, between 2000 and 2013. Women diagnosed with breast cancer between 2005 and 2009 were identified. The index date was defined as the date of diagnosis of breast cancer. Subsets of the breast cancer cohort were identified based on the absence of individual type of comorbidity of interest within 5 years prior to breast cancer diagnosis. For each subset, cases were then individually matched by year of birth at 1:2 ratios with controls without a history of cancer and the individual type of comorbidity of interest within 5 years prior to the assigned index year, matching with the year of breast cancer diagnosis of the corresponding case. Baseline comorbidities were measured over a 1-year period prior to the index date using two comorbidity indices, Rx-Risk-V and Aggregated Diagnosis Groups (ADG). Cox regression model was used to assess the development of seven specific comorbidities after the index date between women with breast cancer and non-cancer women. RESULTS The most prevalent baseline comorbidity in the breast cancer cohort measured using the Rx-Risk-V model was cardiovascular conditions (39.0%), followed by pain/pain-inflammation (34.8%). The most prevalent category measured using the ADG model was major signs or symptoms (71.8%), followed by stable chronic medical conditions (52.2%). The risks of developing ischemic heart disease, heart failure, depression, diabetes, osteoporosis, and hypothyroidism were higher in women with breast cancer compared to women without cancer, with the hazard ratios ranging from 1.09 (95 CI% 1.03-1.16) for ischemic heart disease to 2.10 (95% CI 1.99-2.21) for osteoporosis in the model adjusted for baseline comorbidity measured using Rx-Risk-V score. CONCLUSION Women with breast cancer had a higher risk of developing new comorbidities than women without cancer. Development of coordinated care models to manage multiple chronic diseases among breast cancer patients is warranted.
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Affiliation(s)
- Huah Shin Ng
- School of Pharmacy and Medical Sciences, University of South Australia, Adelaide, Australia.,Cancer Control Research, BC Cancer, 675 West 10th Avenue, Vancouver, BC, V5Z 1L3, Canada
| | - Agnes Vitry
- School of Pharmacy and Medical Sciences, University of South Australia, Adelaide, Australia
| | - Bogda Koczwara
- Flinders Centre for Innovation in Cancer, Flinders University, Adelaide, Australia
| | - David Roder
- Cancer Epidemiology and Population Health, Centre for Population Health Research, School of Health Sciences, University of South Australia, Adelaide, Australia
| | - Mary L McBride
- Cancer Control Research, BC Cancer, 675 West 10th Avenue, Vancouver, BC, V5Z 1L3, Canada. .,School of Population and Public Health, University of British Columbia, Vancouver, V6T 1Z3, Canada.
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13
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Cheung YM, Ramchand SK, Yeo B, Grossmann M. Cardiometabolic Effects of Endocrine Treatment of Estrogen Receptor-Positive Early Breast Cancer. J Endocr Soc 2019; 3:1283-1301. [PMID: 31259291 PMCID: PMC6595530 DOI: 10.1210/js.2019-00096] [Citation(s) in RCA: 20] [Impact Index Per Article: 4.0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 03/09/2019] [Accepted: 05/01/2019] [Indexed: 12/15/2022] Open
Abstract
Estrogen receptor-positive early breast cancer is common and has a relatively good prognosis. It shares risk factors with cardiovascular disease, and cardiovascular disease is an important competing cause of mortality. Adjuvant endocrine therapy with aromatase inhibitors (requiring concomitant ovarian suppression in premenopausal women) or selective estrogen receptor modulators (usually tamoxifen) exert oncologic benefits by respectively inhibiting estradiol synthesis or breast estrogen receptor signaling. Aromatase inhibitors cause systemic estradiol depletion. Tamoxifen has mixed agonistic/antagonistic effects in a tissue-dependent fashion. Given that estrogens modulate cardiometabolic risk, a review of the effects of endocrine therapy on cardiometabolic outcomes is pertinent. The current, but limited, evidence suggests that tamoxifen treatment, although associated with increases in body fat, hepatic steatosis, serum triglycerides, and diabetes risk, modestly reduces low-density lipoprotein cholesterol and lipoprotein(a) and may have favorable effects on markers of subclinical atherosclerosis. Tamoxifen is associated with either no effect on, or a reduction in, cardiovascular events, and it is associated with an increase in venous thromboembolic events. Aromatase inhibitors, although fewer studies are available and often confounded by comparison with tamoxifen, have not been consistently associated with adverse changes in cardiometabolic risk factors or increases in cardiovascular events. Further clinical trials designed to evaluate cardiometabolic outcomes are needed to more accurately determine the effects of endocrine therapy on cardiovascular risks, to inform individualized decisions regarding choice and duration of endocrine therapy, and to implement evidence-based strategies to mitigate cardiometabolic risks. In the meantime, although breast cancer-specific evidence for benefit of lifestyle measures is available and recommended routinely, proactive monitoring and treatment of cardiovascular risk factors should follow general population recommendations.
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Affiliation(s)
- Yee-Ming Cheung
- Department of Endocrinology, Austin Health, Heidelberg, Victoria, Australia.,Department of Medicine, Austin Health, University of Melbourne, Heidelberg, Victoria Australia
| | - Sabashini K Ramchand
- Department of Endocrinology, Austin Health, Heidelberg, Victoria, Australia.,Department of Medicine, Austin Health, University of Melbourne, Heidelberg, Victoria Australia
| | - Belinda Yeo
- Department of Medical Oncology, Austin Health, Heidelberg, Victoria, Australia.,Olivia Newton-John Cancer Research Institute, Heidelberg, Victoria, Australia
| | - Mathis Grossmann
- Department of Endocrinology, Austin Health, Heidelberg, Victoria, Australia.,Department of Medicine, Austin Health, University of Melbourne, Heidelberg, Victoria Australia
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14
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Buch K, Gunmalm V, Andersson M, Schwarz P, Brøns C. Effect of chemotherapy and aromatase inhibitors in the adjuvant treatment of breast cancer on glucose and insulin metabolism-A systematic review. Cancer Med 2018; 8:238-245. [PMID: 30561133 PMCID: PMC6346263 DOI: 10.1002/cam4.1911] [Citation(s) in RCA: 20] [Impact Index Per Article: 3.3] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 09/27/2018] [Revised: 11/14/2018] [Accepted: 11/20/2018] [Indexed: 12/20/2022] Open
Abstract
INTRODUCTION Breast cancer (BC) is the most common cancer among women worldwide. With increasing survival rates, focus has expanded to long-term adverse effects of adjuvant chemotherapy and/or aromatase inhibitors. Weight gain during chemotherapy has been well documented, but the underlying mechanisms remain unclear. A change in glucose and insulin metabolism is a possible consequence. METHODS We searched PubMed on the 4th of May 2018, and found eight articles that compared measurements of glucose and insulin before and after chemotherapy and/or aromatase inhibitors in woman with BC. RESULTS A general trend of increased glucose and insulin is seen and likely to be caused by weight gain and/or changes in body composition as a consequence of adjuvant treatment of BC. DISCUSSION Due to methodological limitations including short follow-up times and small sample sizes, further studies are required to better describe metabolic consequences of adjuvant chemotherapy and/or aromatase inhibitors. Future studies could help identify patients in high-risk of developing cardiometabolic disease after BC treatment.
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Affiliation(s)
- Kristian Buch
- Diabetes and Bone-Metabolic Research Unit, Department of Endocrinology, Rigshospitalet, København Ø, Denmark
| | - Victoria Gunmalm
- Diabetes and Bone-Metabolic Research Unit, Department of Endocrinology, Rigshospitalet, København Ø, Denmark
| | | | - Peter Schwarz
- Diabetes and Bone-Metabolic Research Unit, Department of Endocrinology, Rigshospitalet, København Ø, Denmark.,Faculty of Health Sciences, Copenhagen University, København N, Denmark
| | - Charlotte Brøns
- Diabetes and Bone-Metabolic Research Unit, Department of Endocrinology, Rigshospitalet, København Ø, Denmark
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15
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Incidence of comorbidities in women with breast cancer treated with tamoxifen or an aromatase inhibitor: an Australian population-based cohort study. JOURNAL OF COMORBIDITY 2018; 8:16-24. [PMID: 29651409 PMCID: PMC5885067 DOI: 10.15256/joc.2018.8.125] [Citation(s) in RCA: 11] [Impact Index Per Article: 1.8] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Subscribe] [Scholar Register] [Received: 11/15/2017] [Accepted: 02/26/2018] [Indexed: 12/14/2022]
Abstract
Background The development of comorbidities has become increasingly relevant with longer-term
cancer survival. Objective To assess the pattern of comorbidities among Australian women with breast cancer
treated with tamoxifen or an aromatase inhibitor. Design Retrospective cohort study using Pharmaceutical Benefits Scheme (PBS) data (10% sample)
from January 2003 to December 2014. Dispensing claims data were used to identify
comorbidities and classified with the Rx-Risk-V model. The breast cancer cohort had
tamoxifen or an aromatase inhibitor dispensed between 2004 and 2011 with no switching
between types of endocrine therapy. Comparisons were made between the breast cancer
cohort and specific control groups (age- and sex-matched at 1:10 ratio without any
dispensing of anti-neoplastic agents during the study period) for the development of
five individual comorbidities over time using Cox regression models. Results Women treated with tamoxifen had a higher incidence of cardiovascular conditions,
diabetes, and pain or pain-inflammation, but a lower incidence of hyperlipidaemia
compared with non-cancer control groups, as indicated by PBS data. Women treated with
aromatase inhibitors were more likely to develop cardiovascular conditions,
osteoporosis, and pain or pain-inflammation compared with non-cancer control groups. The
risks of hyperlipidaemia and osteoporosis were significantly lower among tamoxifen users
compared with aromatase inhibitor users. Conclusions Women with hormone-dependent breast cancer treated with an endocrine therapy had a
higher risk of developing specified comorbid conditions than women without cancer, with
different comorbidity profiles for those on tamoxifen versus aromatase inhibitors.
Further research into the causes and mechanism of development and management of
comorbidities after cancer is needed.
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16
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Liu LY, Wang YJ, Wang F, Yu LX, Xiang YJ, Zhou F, Li L, Zhang Q, Fu QY, Ma ZB, Gao DZ, Li YY, Yu ZG. Factors associated with insufficient awareness of breast cancer among women in Northern and Eastern China: a case-control study. BMJ Open 2018; 8:e018523. [PMID: 29463589 PMCID: PMC5855304 DOI: 10.1136/bmjopen-2017-018523] [Citation(s) in RCA: 14] [Impact Index Per Article: 2.3] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 01/08/2023] Open
Abstract
OBJECTIVES To investigate the awareness and knowledge level of breast cancer among Chinese participants. DESIGN Case-control study. SETTINGS This study was based on the database of the minister-affiliated hospital key project of the Ministry of Health of the People's Republic of China that included 21 Chinese hospitals between April 2012 and April 2013. PARTICIPANTS Matched study was designed among 2978 participants with Han ethnicity aged between 25 and 70. PRIMARY AND SECONDARY OUTCOME MEASURES Student's t-test, Pearson's χ2 test, reliability analysis, exploratory factor analysis, and univariate and multivariate logistic regression analyses were performed to know the level of breast cancer knowledge and find the breast cancer awareness-associated factors. RESULTS 80.0% (2383/2978) of the participants had poor awareness level of breast cancer. In-depth knowledge of breast cancer such as early symptoms and risk factors was poorly found among them. Television broadcast and relatives or friends with breast cancers were the main sources of information about breast cancer. Of all participants, 72.8% (2167/2978) had heard about breast cancer as a frequent cancer affecting women, and 63.3% (1884/2978) knew that family history of breast cancer was a risk factor for breast cancer. Over half of them were aware that a breast lump could be a symptom of breast cancer. Multivariate analysis identified the following variables that predicted awareness of breast cancer: young age (OR=0.843, 95% CI 0.740 to 0.961), occupation (agricultural worker) (OR=12.831, 95% CI 6.998 to 23.523), high household social status (OR=0.644, 95% CI 0.531 to 0.780), breast hyperplasia history (OR=1.684, 95% CI 1.273 to 2.228), high behavioural prevention score (OR=4.407, 95% CI 3.433 to 5.657). CONCLUSION Most women were aware of breast cancer as a disease, but their in-depth knowledge of it was poor. More publicity and education programmes to increase breast cancer awareness are necessary and urgent, especially for the ageing women and agricultural workers.
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Affiliation(s)
- Li-Yuan Liu
- Department of Breast Surgery, The Second Hospital of Shandong University, Jinan, Shandong, China
- Institute of Translational Medicine of Breast Disease Prevention and Treatment, Shandong University, Jinan, Shandong, China
| | - Yong-Jiu Wang
- Department of Breast Surgery, The Second Hospital of Shandong University, Jinan, Shandong, China
- Institute of Translational Medicine of Breast Disease Prevention and Treatment, Shandong University, Jinan, Shandong, China
| | - Fei Wang
- Department of Breast Surgery, The Second Hospital of Shandong University, Jinan, Shandong, China
- Institute of Translational Medicine of Breast Disease Prevention and Treatment, Shandong University, Jinan, Shandong, China
| | - Li-Xiang Yu
- Department of Breast Surgery, The Second Hospital of Shandong University, Jinan, Shandong, China
- Institute of Translational Medicine of Breast Disease Prevention and Treatment, Shandong University, Jinan, Shandong, China
| | - Yu-Juan Xiang
- Department of Breast Surgery, The Second Hospital of Shandong University, Jinan, Shandong, China
- Institute of Translational Medicine of Breast Disease Prevention and Treatment, Shandong University, Jinan, Shandong, China
| | - Fei Zhou
- Department of Breast Surgery, The Second Hospital of Shandong University, Jinan, Shandong, China
- Institute of Translational Medicine of Breast Disease Prevention and Treatment, Shandong University, Jinan, Shandong, China
| | - Liang Li
- Department of Breast Surgery, The Second Hospital of Shandong University, Jinan, Shandong, China
- Institute of Translational Medicine of Breast Disease Prevention and Treatment, Shandong University, Jinan, Shandong, China
| | - Qiang Zhang
- Department of Breast Surgery, The Second Hospital of Shandong University, Jinan, Shandong, China
- Institute of Translational Medicine of Breast Disease Prevention and Treatment, Shandong University, Jinan, Shandong, China
| | - Qin-Ye Fu
- Department of Breast Surgery, The Second Hospital of Shandong University, Jinan, Shandong, China
- Institute of Translational Medicine of Breast Disease Prevention and Treatment, Shandong University, Jinan, Shandong, China
| | - Zhong-Bing Ma
- Department of Breast Surgery, The Second Hospital of Shandong University, Jinan, Shandong, China
- Institute of Translational Medicine of Breast Disease Prevention and Treatment, Shandong University, Jinan, Shandong, China
| | - De-Zong Gao
- Department of Breast Surgery, The Second Hospital of Shandong University, Jinan, Shandong, China
- Institute of Translational Medicine of Breast Disease Prevention and Treatment, Shandong University, Jinan, Shandong, China
| | - Yu-Yang Li
- Department of Breast Surgery, The Second Hospital of Shandong University, Jinan, Shandong, China
| | - Zhi-Gang Yu
- Department of Breast Surgery, The Second Hospital of Shandong University, Jinan, Shandong, China
- Institute of Translational Medicine of Breast Disease Prevention and Treatment, Shandong University, Jinan, Shandong, China
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17
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Bernard L, Reix N, Benabu JC, Gabriele V, Mathelin C. [Breast cancer and diabetes mellitus: Complex interactions]. ACTA ACUST UNITED AC 2016; 44:701-711. [PMID: 27836525 DOI: 10.1016/j.gyobfe.2016.09.004] [Citation(s) in RCA: 4] [Impact Index Per Article: 0.5] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 06/29/2016] [Accepted: 09/09/2016] [Indexed: 02/03/2023]
Abstract
The aim of this literature review was to quantify the incidence and mortality of breast cancer for women treated for a diabetes mellitus and to analyze the complex relationship between these two common diseases. METHODS The articles analyzed were extracted from the PubMed database from 2000 to 2015. A total of 22 case/control studies or cohorts were retained, allowing the realization of a meta-analysis. RESULTS The incidence of breast cancer for women with diabetes is significantly increased for cohorts (RR=1.32; 95% CI: 1.06 to 1.65) and not significantly for case/control studies (RR=1.46; 95% CI: 0.99 to 2.26). Overall, mortality of women with breast cancer is significantly increased for diabetic patients compared with non-diabetic patients (RR=1.53; 95% CI: 1.23 to 1.90). The links between diabetes and breast cancer are explained by common risk factors (overweight/obesity, qualitative and quantitative dietary errors, physical inactivity), biological changes and the impact of some anti-diabetic treatments or hormonotherapy. CONCLUSION Physicians facing a diabetic patient treated for breast cancer have a role in choosing the best anti-diabetic treatment and implementing lifestyle modifications. Diabetic women without breast cancer should participate in organized breast screening programs and have an annual breast clinical examination.
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Affiliation(s)
- L Bernard
- Unité de sénologie, hôpital Haute-pierre, hôpitaux universitaires de Strasbourg, CHRU, 1, avenue Molière, 67200 Strasbourg, France.
| | - N Reix
- Laboratoire de biochimie et biologie moléculaire, hôpitaux universitaires de Strasbourg, 1, place de l'Hôpital, 67091 Strasbourg, France; ICube UMR 7357, université de Strasbourg/CNRS, fédération de médecine translationnelle de Strasbourg (FMTS), 67412 Illirch-graffenstaden, France
| | - J-C Benabu
- Unité de sénologie, hôpital Haute-pierre, hôpitaux universitaires de Strasbourg, CHRU, 1, avenue Molière, 67200 Strasbourg, France
| | - V Gabriele
- Unité de sénologie, hôpital Haute-pierre, hôpitaux universitaires de Strasbourg, CHRU, 1, avenue Molière, 67200 Strasbourg, France
| | - C Mathelin
- Unité de sénologie, hôpital Haute-pierre, hôpitaux universitaires de Strasbourg, CHRU, 1, avenue Molière, 67200 Strasbourg, France; IGBMC, institut de génétique et de biologie moléculaire et cellulaire, biologie du cancer, CNRS UMR 7104, Inserm U964, université de Strasbourg, 67400 Illkirch-graffenstaden, France
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