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Cogen JD, Hall M, Faino AV, Ambroggio L, Blaschke AJ, Brogan TV, Cotter JM, Gibson RL, Grijalva CG, Hersh AL, Lipsett SC, Shah SS, Shapiro DJ, Neuman MI, Gerber JS. Antibiotics and outcomes of CF pulmonary exacerbations in children infected with MRSA and Pseudomonas aeruginosa. J Cyst Fibros 2023; 22:313-319. [PMID: 35945130 PMCID: PMC11315227 DOI: 10.1016/j.jcf.2022.08.001] [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: 05/13/2022] [Revised: 07/29/2022] [Accepted: 08/01/2022] [Indexed: 10/15/2022]
Abstract
BACKGROUND Limited data exist to inform antibiotic selection among people with cystic fibrosis (CF) with airway infection by multiple CF-related microorganisms. This study aimed to determine among children with CF co-infected with methicillin-resistant Staphylococcus aureus (MRSA) and Pseudomonas aeruginosa (Pa) if the addition of anti-MRSA antibiotics to antipseudomonal antibiotic treatment for pulmonary exacerbations (PEx) would be associated with improved clinical outcomes compared with antipseudomonal antibiotics alone. METHODS Retrospective cohort study using data from the CF Foundation Patient Registry-Pediatric Health Information System linked dataset. The odds of returning to baseline lung function and having a subsequent PEx requiring intravenous antibiotics were compared between PEx treated with anti-MRSA and antipseudomonal antibiotics and those treated with antipseudomonal antibiotics alone, adjusting for confounding by indication using inverse probability of treatment weighting. RESULTS 943 children with CF co-infected with MRSA and Pa contributed 2,989 PEx for analysis. Of these, 2,331 (78%) PEx were treated with both anti-MRSA and antipseudomonal antibiotics and 658 (22%) PEx were treated with antipseudomonal antibiotics alone. Compared with PEx treated with antipseudomonal antibiotics alone, the addition of anti-MRSA antibiotics to antipseudomonal antibiotic therapy was not associated with a higher odds of returning to ≥90% or ≥100% of baseline lung function or a lower odds of future PEx requiring intravenous antibiotics. CONCLUSIONS Children with CF co-infected with MRSA and Pa may not benefit from the addition of anti-MRSA antibiotics for PEx treatment. Prospective studies evaluating optimal antibiotic selection strategies for PEx treatment are needed to optimize clinical outcomes following PEx treatment.
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Ramgopal S, Cotter JM, Navanandan N, Ambroggio L, Florin TA. Disease severity of community-acquired pneumonia among children with medical complexity. Pediatr Pulmonol 2023; 58:967-970. [PMID: 36471562 PMCID: PMC11311197 DOI: 10.1002/ppul.26269] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [MESH Headings] [Grants] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 08/24/2022] [Revised: 11/02/2022] [Accepted: 12/03/2022] [Indexed: 12/12/2022]
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Cotter JM, Florin TA, Moss A, Suresh K, Navanandan N, Ramgopal S, Shah SS, Ruddy R, Kempe A, Ambroggio L. Antibiotic use and outcomes among children hospitalized with suspected pneumonia. J Hosp Med 2022; 17:975-983. [PMID: 36380654 PMCID: PMC9722550 DOI: 10.1002/jhm.13002] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [MESH Headings] [Grants] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 06/08/2022] [Revised: 10/18/2022] [Accepted: 10/20/2022] [Indexed: 11/17/2022]
Abstract
BACKGROUND Although viral etiologies predominate, antibiotics are frequently prescribed for community-acquired pneumonia (CAP). OBJECTIVE We evaluated the association between antibiotic use and outcomes among children hospitalized with suspected CAP. DESIGNS, SETTINGS AND PARTICIPANTS We performed a secondary analysis of a prospective cohort of children hospitalized with suspected CAP. INTERVENTION The exposure was the receipt of antibiotics in the emergency department (ED). MAIN OUTCOME AND MEASURES Clinical outcomes included length of stay (LOS), care escalation, postdischarge treatment failure, 30-day ED revisit, and quality-of-life (QoL) measures from a follow-up survey 7-15 days post discharge. To minimize confounding by indication (e.g., radiographic CAP), we performed inverse probability treatment weighting with propensity analyses. RESULTS Among 523 children, 66% were <5 years, 88% were febrile, 55% had radiographic CAP, and 55% received ED antibiotics. The median LOS was 41 h (IQR: 25, 54). After propensity analyses, there were no differences in LOS, escalated care, treatment failure, or revisits between children who received antibiotics and those who did not. Seventy-one percent of patients completed follow-up surveys after discharge. Among 16% of patients with fevers after discharge, the median fever duration was 2 days, and those who received antibiotics had a 37% decrease in the mean number of days with fever (95% confidence interval: 20% and 51%). We found no statistical differences in other QoL measures.
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Haasz M, Ambroggio L, Betz M, Stump A, Leonard J, Brooks-Russell A, Sigel E. 274EMF Acceptability of Video-Based Firearm Safety Education in the Pediatric Emergency Department. Ann Emerg Med 2022. [DOI: 10.1016/j.annemergmed.2022.08.301] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/01/2022]
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Shapiro DJ, Thurm CW, Hall M, Lipsett SC, Hersh AL, Ambroggio L, Shah SS, Brogan TV, Gerber JS, Grijalva CG, Blaschke AJ, Cogen JD, Neuman MI. Respiratory virus testing and clinical outcomes among children hospitalized with pneumonia. J Hosp Med 2022; 17:693-701. [PMID: 35747928 DOI: 10.1002/jhm.12902] [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] [Received: 11/18/2021] [Revised: 05/11/2022] [Accepted: 05/26/2022] [Indexed: 11/10/2022]
Abstract
BACKGROUND Despite the increased availability of diagnostic tests for respiratory viruses, their clinical utility for children with community-acquired pneumonia (CAP) remains uncertain. OBJECTIVE To identify patterns of respiratory virus testing across children's hospitals prior to the COVID-19 pandemic and to determine whether hospital-level rates of viral testing were associated with clinical outcomes. DESIGN, SETTING, AND PARTICIPANTS Multicenter retrospective cohort study of children hospitalized for CAP at 19 children's hospitals in the United States from 2010-2019. MAIN OUTCOMES AND MEASURES Using a novel method to identify the performance of viral testing, we assessed time trends in the use of viral tests, both overall and stratified by testing method. Adjusted proportions of encounters with viral testing were compared across hospitals and were correlated with length of stay, antibiotic and oseltamivir use, and performance of ancillary laboratory testing. RESULTS There were 46,038 hospitalizations for non-severe CAP among children without complex chronic conditions. The proportion with viral testing increased from 38.8% to 44.2% during the study period (p < .001). Molecular testing increased (27.2% to 40.0%, p < .001) and antigen testing decreased (33.2% to 7.8%, p < .001). Hospital-specific adjusted proportions of testing ranged from 10.0% to 83.5% and were not associated with length of stay, antibiotic use, or antiviral use. Hospitals that performed more viral testing did not have lower rates of ancillary laboratory testing. CONCLUSIONS Viral testing practices varied widely across children's hospitals and were not associated with clinically important process or outcome measures. Viral testing may not influence clinical management for many children hospitalized with CAP.
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Ramgopal S, Lorenz D, Ambroggio L, Navanandan N, Cotter JM, Florin TA. Identifying Potentially Unnecessary Hospitalizations in Children With Pneumonia. Hosp Pediatr 2022; 12:788-806. [PMID: 36000331 PMCID: PMC11315224 DOI: 10.1542/hpeds.2022-006608] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [MESH Headings] [Grants] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/24/2022]
Abstract
OBJECTIVE To characterize the outcomes of children with community acquired pneumonia (CAP) across 41 United States hospitals and evaluate factors associated with potentially unnecessary admissions. METHODS We performed a cross-sectional study of patients with CAP from 41 United States pediatric hospitals and evaluated clinical outcomes using a composite ordinal severity outcome: mild-discharged (discharged from the emergency department), mild-admitted (hospitalized without other interventions), moderate (provision of intravenous fluids, supplemental oxygen, broadening of antibiotics, complicated pneumonia, and presumed sepsis) or severe (ICU, positive-pressure ventilation, vasoactive infusion, chest drainage, extracorporeal membrane oxygenation, severe sepsis, or death). Our primary outcome was potentially unnecessary admissions (ie, mild-admitted). Among mild-discharged and mild-admitted patients, we constructed a generalized linear mixed model for mild-admitted severity and assessed the role of fixed (demographics and clinical testing) and random effects (institution) on this outcome. RESULTS Of 125 180 children, 68.3% were classified as mild-discharged, 6.6% as mild-admitted, 20.6% as moderate and 4.5% as severe. Among admitted patients (n = 39 692), 8321 (21%) were in the mild-admitted group, with substantial variability in this group across hospitals (median 19.1%, interquartile range 12.8%-28.4%). In generalized linear mixed models comparing mild-admitted and mild-discharge severity groups, hospital had the greatest contribution to model variability compared to all other variables. CONCLUSIONS One in 5 hospitalized children with CAP do not receive significant interventions. Among patients with mild disease, institutional variation is the most important contributor to predict potentially unnecessary admissions. Improved prognostic tools are needed to reduce potentially unnecessary hospitalization of children with CAP.
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Cotter JM, Florin TA, Moss A, Suresh K, Ramgopal S, Navanandan N, Shah SS, Ruddy RM, Ambroggio L. Factors Associated With Antibiotic Use for Children Hospitalized With Pneumonia. Pediatrics 2022; 150:e2021054677. [PMID: 35775330 PMCID: PMC9727820 DOI: 10.1542/peds.2021-054677] [Citation(s) in RCA: 5] [Impact Index Per Article: 2.5] [Reference Citation Analysis] [Abstract] [MESH Headings] [Grants] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Accepted: 05/23/2022] [Indexed: 12/25/2022] Open
Abstract
BACKGROUND Antibiotics are frequently used for community-acquired pneumonia (CAP), although viral etiologies predominate. We sought to determine factors associated with antibiotic use among children hospitalized with suspected CAP. METHODS We conducted a prospective cohort study of children who presented to the emergency department (ED) and were hospitalized for suspected CAP. We estimated risk factors associated with receipt of ≥1 dose of inpatient antibiotics and a full treatment course using multivariable Poisson regression with an interaction term between chest radiograph (CXR) findings and ED antibiotic use. We performed a subgroup analysis of children with nonradiographic CAP. RESULTS Among 477 children, 60% received inpatient antibiotics and 53% received a full course. Factors associated with inpatient antibiotics included antibiotic receipt in the ED (relative risk 4.33 [95% confidence interval, 2.63-7.13]), fever (1.66 [1.22-2.27]), and use of supplemental oxygen (1.29 [1.11-1.50]). Children with radiographic CAP and equivocal CXRs had an increased risk of inpatient antibiotics compared with those with normal CXRs, but the increased risk was modest when antibiotics were given in the ED. Factors associated with a full course were similar. Among patients with nonradiographic CAP, 29% received inpatient antibiotics, 21% received a full course, and ED antibiotics increased the risk of inpatient antibiotics. CONCLUSIONS Inpatient antibiotic utilization was associated with ED antibiotic decisions, CXR findings, and clinical factors. Nearly one-third of children with nonradiographic CAP received antibiotics, highlighting the need to reduce likely overuse. Antibiotic decisions in the ED were strongly associated with decisions in the inpatient setting, representing a modifiable target for future interventions.
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Ambroggio L, Manning WA. Propensity scores to estimate treatment effects of thiamine in alcohol use disorder. J Hosp Med 2022; 17:671-672. [PMID: 35811384 DOI: 10.1002/jhm.12907] [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] [Received: 05/23/2022] [Revised: 06/09/2022] [Accepted: 06/12/2022] [Indexed: 11/06/2022]
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Mick E, Tsitsiklis A, Spottiswoode N, Caldera S, Serpa PH, Detweiler AM, Neff N, Pisco AO, Li LM, Retallack H, Ratnasiri K, Williamson KM, Soesanto V, Simões EAF, Smith C, Abuogi L, Kistler A, Wagner BD, DeRisi JL, Ambroggio L, Mourani PM, Langelier CR. Upper airway gene expression shows a more robust adaptive immune response to SARS-CoV-2 in children. Nat Commun 2022; 13:3937. [PMID: 35803954 PMCID: PMC9263813 DOI: 10.1038/s41467-022-31600-0] [Citation(s) in RCA: 6] [Impact Index Per Article: 3.0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 08/05/2021] [Accepted: 05/31/2022] [Indexed: 12/24/2022] Open
Abstract
Unlike other respiratory viruses, SARS-CoV-2 disproportionately causes severe disease in older adults whereas disease burden in children is lower. To investigate whether differences in the upper airway immune response may contribute to this disparity, we compare nasopharyngeal gene expression in 83 children (<19-years-old; 38 with SARS-CoV-2, 11 with other respiratory viruses, 34 with no virus) and 154 older adults (>40-years-old; 45 with SARS-CoV-2, 28 with other respiratory viruses, 81 with no virus). Expression of interferon-stimulated genes is robustly activated in both children and adults with SARS-CoV-2 infection compared to the respective non-viral groups, with only subtle distinctions. Children, however, demonstrate markedly greater upregulation of pathways related to B cell and T cell activation and proinflammatory cytokine signaling, including response to TNF and production of IFNγ, IL-2 and IL-4. Cell type deconvolution confirms greater recruitment of B cells, and to a lesser degree macrophages, to the upper airway of children. Only children exhibit a decrease in proportions of ciliated cells, among the primary targets of SARS-CoV-2, upon infection. These findings demonstrate that children elicit a more robust innate and especially adaptive immune response to SARS-CoV-2 in the upper airway that likely contributes to their protection from severe disease in the lower airway.
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Funk AL, Kuppermann N, Florin TA, Tancredi DJ, Xie J, Kim K, Finkelstein Y, Neuman MI, Salvadori MI, Yock-Corrales A, Breslin KA, Ambroggio L, Chaudhari PP, Bergmann KR, Gardiner MA, Nebhrajani JR, Campos C, Ahmad FA, Sartori LF, Navanandan N, Kannikeswaran N, Caperell K, Morris CR, Mintegi S, Gangoiti I, Sabhaney VJ, Plint AC, Klassen TP, Avva UR, Shah NP, Dixon AC, Lunoe MM, Becker SM, Rogers AJ, Pavlicich V, Dalziel SR, Payne DC, Malley R, Borland ML, Morrison AK, Bhatt M, Rino PB, Beneyto Ferre I, Eckerle M, Kam AJ, Chong SL, Palumbo L, Kwok MY, Cherry JC, Poonai N, Waseem M, Simon NJ, Freedman SB. Post-COVID-19 Conditions Among Children 90 Days After SARS-CoV-2 Infection. JAMA Netw Open 2022; 5:e2223253. [PMID: 35867061 PMCID: PMC9308058 DOI: 10.1001/jamanetworkopen.2022.23253] [Citation(s) in RCA: 53] [Impact Index Per Article: 26.5] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Figures] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 12/13/2022] Open
Abstract
IMPORTANCE Little is known about the risk factors for, and the risk of, developing post-COVID-19 conditions (PCCs) among children. OBJECTIVES To estimate the proportion of SARS-CoV-2-positive children with PCCs 90 days after a positive test result, to compare this proportion with SARS-CoV-2-negative children, and to assess factors associated with PCCs. DESIGN, SETTING, AND PARTICIPANTS This prospective cohort study, conducted in 36 emergency departments (EDs) in 8 countries between March 7, 2020, and January 20, 2021, included 1884 SARS-CoV-2-positive children who completed 90-day follow-up; 1686 of these children were frequency matched by hospitalization status, country, and recruitment date with 1701 SARS-CoV-2-negative controls. EXPOSURE SARS-CoV-2 detected via nucleic acid testing. MAIN OUTCOMES AND MEASURES Post-COVID-19 conditions, defined as any persistent, new, or recurrent health problems reported in the 90-day follow-up survey. RESULTS Of 8642 enrolled children, 2368 (27.4%) were SARS-CoV-2 positive, among whom 2365 (99.9%) had index ED visit disposition data available; among the 1884 children (79.7%) who completed follow-up, the median age was 3 years (IQR, 0-10 years) and 994 (52.8%) were boys. A total of 110 SARS-CoV-2-positive children (5.8%; 95% CI, 4.8%-7.0%) reported PCCs, including 44 of 447 children (9.8%; 95% CI, 7.4%-13.0%) hospitalized during the acute illness and 66 of 1437 children (4.6%; 95% CI, 3.6%-5.8%) not hospitalized during the acute illness (difference, 5.3%; 95% CI, 2.5%-8.5%). Among SARS-CoV-2-positive children, the most common symptom was fatigue or weakness (21 [1.1%]). Characteristics associated with reporting at least 1 PCC at 90 days included being hospitalized 48 hours or more compared with no hospitalization (adjusted odds ratio [aOR], 2.67 [95% CI, 1.63-4.38]); having 4 or more symptoms reported at the index ED visit compared with 1 to 3 symptoms (4-6 symptoms: aOR, 2.35 [95% CI, 1.28-4.31]; ≥7 symptoms: aOR, 4.59 [95% CI, 2.50-8.44]); and being 14 years of age or older compared with younger than 1 year (aOR, 2.67 [95% CI, 1.43-4.99]). SARS-CoV-2-positive children were more likely to report PCCs at 90 days compared with those who tested negative, both among those who were not hospitalized (55 of 1295 [4.2%; 95% CI, 3.2%-5.5%] vs 35 of 1321 [2.7%; 95% CI, 1.9%-3.7%]; difference, 1.6% [95% CI, 0.2%-3.0%]) and those who were hospitalized (40 of 391 [10.2%; 95% CI, 7.4%-13.7%] vs 19 of 380 [5.0%; 95% CI, 3.0%-7.7%]; difference, 5.2% [95% CI, 1.5%-9.1%]). In addition, SARS-CoV-2 positivity was associated with reporting PCCs 90 days after the index ED visit (aOR, 1.63 [95% CI, 1.14-2.35]), specifically systemic health problems (eg, fatigue, weakness, fever; aOR, 2.44 [95% CI, 1.19-5.00]). CONCLUSIONS AND RELEVANCE In this cohort study, SARS-CoV-2 infection was associated with reporting PCCs at 90 days in children. Guidance and follow-up are particularly necessary for hospitalized children who have numerous acute symptoms and are older.
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Cafferty R, Ambroggio L, Leonard J, Schmidt S, Haasz M. Evaluating Provider Documentation of Suicide Risk Factors Among Youth Screening Positive for Suicide Risk in a Pediatric Emergency Department. Pediatr Emerg Care 2022; 38:317-320. [PMID: 35608523 DOI: 10.1097/pec.0000000000002753] [Citation(s) in RCA: 2] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 11/25/2022]
Abstract
OBJECTIVE Screening for suicidal ideation in the pediatric emergency department (ED) enhances recognition of suicidality among patients presenting with a nonmental health complaint. Little is known about the assessment of suicide risk factors and disposition among these patients. This study aimed to evaluate pediatric ED providers' documentation of suicide risk factors in this population. METHODS We performed a retrospective cohort study of patients screening at risk for suicide on the Ask Suicide-Screening Questions tool. Demographic variables and risk factors for youth suicide were extracted from the electronic health record for eligible patients each month from January 1, 2019, to December 31, 2019. We compared risk factors using χ2 or Fisher exact test. RESULTS In 2019, of the 7484 patients screened for suicide, 524 (7%) had a positive screen. Of 220 patient charts reviewed, no suicide risk factors were documented in 53.6% of encounters, and only 1 risk factor was documented in 18.2% of encounters. Substance use was the most frequently discussed risk factor, documented in 33.6% of encounters. History of nonsuicidal self-injury was documented in 11.8% of visits. Other risk factors were documented in fewer than 10% of at-risk patients. CONCLUSION Pediatric ED providers do not routinely document risk factors for suicide in medical patients screening at risk. Although the Ask Suicide-Screening Questions is an important initial screen, a standardized secondary risk factor assessment is necessary for a more complete risk stratification for patients with suicidal ideation.
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Ramgopal S, Lorenz D, Navanandan N, Cotter JM, Shah SS, Ruddy RM, Ambroggio L, Florin TA. Validation of Prediction Models for Pneumonia Among Children in the Emergency Department. Pediatrics 2022; 150:e2021055641. [PMID: 35748157 PMCID: PMC11127179 DOI: 10.1542/peds.2021-055641] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.5] [Reference Citation Analysis] [Abstract] [MESH Headings] [Grants] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Accepted: 04/12/2022] [Indexed: 12/23/2022] Open
Abstract
BACKGROUND Several prediction models have been reported to identify patients with radiographic pneumonia, but none have been validated or broadly implemented into practice. We evaluated 5 prediction models for radiographic pneumonia in children. METHODS We evaluated 5 previously published prediction models for radiographic pneumonia (Neuman, Oostenbrink, Lynch, Mahabee-Gittens, and Lipsett) using data from a single-center prospective study of patients 3 months to 18 years with signs of lower respiratory tract infection. Our outcome was radiographic pneumonia. We compared each model's area under the receiver operating characteristic curve (AUROC) and evaluated their diagnostic accuracy at statistically-derived cutpoints. RESULTS Radiographic pneumonia was identified in 253 (22.2%) of 1142 patients. When using model coefficients derived from the study dataset, AUROC ranged from 0.58 (95% confidence interval, 0.52-0.64) to 0.79 (95% confidence interval, 0.75-0.82). When using coefficients derived from original study models, 2 studies demonstrated an AUROC >0.70 (Neuman and Lipsett); this increased to 3 after deriving regression coefficients from the study cohort (Neuman, Lipsett, and Oostenbrink). Two models required historical and clinical data (Neuman and Lipsett), and the third additionally required C-reactive protein (Oostenbrink). At a statistically derived cutpoint of predicted risk from each model, sensitivity ranged from 51.2% to 70.4%, specificity 49.9% to 87.5%, positive predictive value 16.1% to 54.4%, and negative predictive value 83.9% to 90.7%. CONCLUSIONS Prediction models for radiographic pneumonia had varying performance. The 3 models with higher performance may facilitate clinical management by predicting the risk of radiographic pneumonia among children with lower respiratory tract infection.
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Carter K, Raybin J, Ambroggio L, Frydenlund M, Thomas J, Squiers K, Brittan M. Inpatient Pediatric Palliative Care Consult Requests and Recommendations. J Pediatr Health Care 2022; 36:248-255. [PMID: 34810051 PMCID: PMC9038641 DOI: 10.1016/j.pedhc.2021.10.004] [Citation(s) in RCA: 2] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 06/14/2021] [Revised: 10/06/2021] [Accepted: 10/16/2021] [Indexed: 11/27/2022]
Abstract
INTRODUCTION Little is known about the requests for and recommendations from inpatient pediatric palliative care (PPC) consults and whether they differ by patient location (ward vs. intensive care unit) or patient type (new vs. established with PPC). METHODS Single-center, retrospective cohort study comparing PPC consult requests and recommendations for children who received a PPC consult between January 1, 2018 and June 30, 2019. Comparisons were made by patient location and patient type using bivariate statistics. RESULTS Three hundred twenty-seven PPC encounters were evaluated. Symptoms were more likely to be addressed in consults for ward patients than for intensive care unit patients. Compared with established patients, consults for new patients occurred significantly later in the hospital course and were more likely to be for psychosocial support or goals of care. DISCUSSION We found variability in PPC consult requests and recommendations that may inform future work and targeted education for primary providers.
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Ambroggio L, Cotter JM, Hall M. Methodological progress note: A clinician's guide to propensity scores. J Hosp Med 2022; 17:283-286. [PMID: 35535919 PMCID: PMC11311201 DOI: 10.1002/jhm.12791] [Citation(s) in RCA: 2] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [MESH Headings] [Grants] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 10/08/2021] [Revised: 12/30/2021] [Accepted: 12/31/2021] [Indexed: 11/12/2022]
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Tsitsiklis A, Osborne CM, Kamm J, Williamson K, Kalantar K, Dudas G, Caldera S, Lyden A, Tan M, Neff N, Soesanto V, Harris JK, Ambroggio L, Maddux AB, Carpenter TC, Reeder RW, Locandro C, Simões EAF, Leroue MK, Hall MW, Zuppa AF, Carcillo J, Meert KL, Sapru A, Pollack MM, McQuillen PS, Notterman DA, Dean JM, Zinter MS, Wagner BD, DeRisi JL, Mourani PM, Langelier CR. Lower respiratory tract infections in children requiring mechanical ventilation: a multicentre prospective surveillance study incorporating airway metagenomics. THE LANCET MICROBE 2022; 3:e284-e293. [PMID: 35544065 PMCID: PMC9446282 DOI: 10.1016/s2666-5247(21)00304-9] [Citation(s) in RCA: 26] [Impact Index Per Article: 13.0] [Reference Citation Analysis] [MESH Headings] [Grants] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 03/08/2021] [Revised: 11/03/2021] [Accepted: 11/04/2021] [Indexed: 11/29/2022] Open
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Funk AL, Florin TA, Kuppermann N, Tancredi DJ, Xie J, Kim K, Neuman MI, Ambroggio L, Plint AC, Mintegi S, Klassen TP, Salvadori MI, Malley R, Payne DC, Simon NJ, Yock-Corrales A, Nebhrajani JR, Chaudhari PP, Breslin KA, Finkelstein Y, Campos C, Bergmann KR, Bhatt M, Ahmad FA, Gardiner MA, Avva UR, Shah NP, Sartori LF, Sabhaney VJ, Caperell K, Navanandan N, Borland ML, Morris CR, Gangoiti I, Pavlicich V, Kannikeswaran N, Lunoe MM, Rino PB, Kam AJ, Cherry JC, Rogers AJ, Chong SL, Palumbo L, Angelats CM, Morrison AK, Kwok MY, Becker SM, Dixon AC, Poonai N, Eckerle M, Wassem M, Dalziel SR, Freedman SB. Outcomes of SARS-CoV-2-Positive Youths Tested in Emergency Departments: The Global PERN-COVID-19 Study. JAMA Netw Open 2022; 5:e2142322. [PMID: 35015063 PMCID: PMC8753506 DOI: 10.1001/jamanetworkopen.2021.42322] [Citation(s) in RCA: 35] [Impact Index Per Article: 17.5] [Reference Citation Analysis] [Abstract] [MESH Headings] [Grants] [Track Full Text] [Figures] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 01/28/2023] Open
Abstract
IMPORTANCE Severe outcomes among youths with SARS-CoV-2 infections are poorly characterized. OBJECTIVE To estimate the proportion of children with severe outcomes within 14 days of testing positive for SARS-CoV-2 in an emergency department (ED). DESIGN, SETTING, AND PARTICIPANTS This prospective cohort study with 14-day follow-up enrolled participants between March 2020 and June 2021. Participants were youths aged younger than 18 years who were tested for SARS-CoV-2 infection at one of 41 EDs across 10 countries including Argentina, Australia, Canada, Costa Rica, Italy, New Zealand, Paraguay, Singapore, Spain, and the United States. Statistical analysis was performed from September to October 2021. EXPOSURES Acute SARS-CoV-2 infection was determined by nucleic acid (eg, polymerase chain reaction) testing. MAIN OUTCOMES AND MEASURES Severe outcomes, a composite measure defined as intensive interventions during hospitalization (eg, inotropic support, positive pressure ventilation), diagnoses indicating severe organ impairment, or death. RESULTS Among 3222 enrolled youths who tested positive for SARS-CoV-2 infection, 3221 (>99.9%) had index visit outcome data available, 2007 (62.3%) were from the United States, 1694 (52.6%) were male, and 484 (15.0%) had a self-reported chronic illness; the median (IQR) age was 3 (0-10) years. After 14 days of follow-up, 735 children (22.8% [95% CI, 21.4%-24.3%]) were hospitalized, 107 (3.3% [95% CI, 2.7%-4.0%]) had severe outcomes, and 4 children (0.12% [95% CI, 0.03%-0.32%]) died. Characteristics associated with severe outcomes included being aged 5 to 18 years (age 5 to <10 years vs <1 year: odds ratio [OR], 1.60 [95% CI, 1.09-2.34]; age 10 to <18 years vs <1 year: OR, 2.39 [95% CI 1.38-4.14]), having a self-reported chronic illness (OR, 2.34 [95% CI, 1.59-3.44]), prior episode of pneumonia (OR, 3.15 [95% CI, 1.83-5.42]), symptoms starting 4 to 7 days prior to seeking ED care (vs starting 0-3 days before seeking care: OR, 2.22 [95% CI, 1.29-3.82]), and country (eg, Canada vs US: OR, 0.11 [95% CI, 0.05-0.23]; Costa Rica vs US: OR, 1.76 [95% CI, 1.05-2.96]; Spain vs US: OR, 0.51 [95% CI, 0.27-0.98]). Among a subgroup of 2510 participants discharged home from the ED after initial testing and who had complete follow-up, 50 (2.0%; 95% CI, 1.5%-2.6%) were eventually hospitalized and 12 (0.5%; 95% CI, 0.3%-0.8%) had severe outcomes. Compared with hospitalized SARS-CoV-2-negative youths, the risk of severe outcomes was higher among hospitalized SARS-CoV-2-positive youths (risk difference, 3.9%; 95% CI, 1.1%-6.9%). CONCLUSIONS AND RELEVANCE In this study, approximately 3% of SARS-CoV-2-positive youths tested in EDs experienced severe outcomes within 2 weeks of their ED visit. Among children discharged home from the ED, the risk was much lower. Risk factors such as age, underlying chronic illness, and symptom duration may be useful to consider when making clinical care decisions.
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Freedman SB, Kuppermann N, Funk AL, Kim K, Xie J, Tancredi D, Dalziel SR, Neuman MI, Mintegi S, Plint AC, Gómez-Vargas J, Finkelstein Y, Ambroggio L, Klassen TP, Salvadori M, Malley R, Payne DC, Florin TA. Corticosteroids and Other Treatments Administered to Children Tested for SARS-CoV-2 Infection in Emergency Departments. Acad Pediatr 2022; 22:1200-1211. [PMID: 35462066 PMCID: PMC9023083 DOI: 10.1016/j.acap.2022.04.006] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 02/03/2022] [Revised: 04/11/2022] [Accepted: 04/13/2022] [Indexed: 01/28/2023]
Abstract
OBJECTIVE We sought to determine if corticosteroid administration is associated with a SARS-CoV-2 nucleic acid test-positive result and to describe therapies administered to SARS-CoV-2 infected children. METHODS We collected cross-sectional data from participants recruited in 41 pediatric emergency departments (ED) in 10 countries between March 2020 and June 2021. Participants were <18 years old, had signs or symptoms of, or risk factors for acute SARS-CoV-2 infection, and had nucleic acid testing performed. To determine if SARS-CoV-2 test status was independently associated with corticosteroid administration, we used a multivariable conditional logistic regression model matched by study site to compare treatments administered based on SARS-CoV-2 test and disposition status. This analysis was repeated for the subgroup of study participants who were hospitalized. RESULTS 30.3% (3,121/10,315) of participants were SARS-CoV-2-positive. Although remdesivir was more commonly administered to SARS-CoV-2-positive children, use was infrequent (25/3120 [0.8%] vs 1/7188 [0.01%]; P = .001). Corticosteroid use was less common among SARS-CoV-2-positive children (219/3120 [7.0%] vs 759/7190 [10.6%]; P < .001). Among hospitalized children, there were no differences in provision of inotropes, respiratory support, chest drainage or extracorporeal membrane oxygenation between groups. Corticosteroid administration was associated with age, history of asthma, wheezing, study month, hospitalization and intensive care unit admission; it was not associated with a positive SARS-CoV-2 test result overall (aOR: 0.91; 95%CI: 0.74, 1.12) or among the subgroup of those hospitalized (aOR: 1.04; 95%CI: 0.75, 1.44). CONCLUSIONS Few disease-specific treatments are provided to SARS-CoV-2-positive children; clinical trials evaluating therapies in children are urgently needed.
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Ramgopal S, Ambroggio L, Lorenz D, Shah SS, Ruddy RM, Florin TA. A Prediction Model for Pediatric Radiographic Pneumonia. Pediatrics 2022; 149:183721. [PMID: 34845493 PMCID: PMC9647527 DOI: 10.1542/peds.2021-051405] [Citation(s) in RCA: 10] [Impact Index Per Article: 5.0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Accepted: 09/28/2021] [Indexed: 01/03/2023] Open
Abstract
BACKGROUND Chest radiographs (CXRs) are frequently used in the diagnosis of community-acquired pneumonia (CAP). We sought to construct a predictive model for radiographic CAP based on clinical features to decrease CXR use. METHODS We performed a single-center prospective study of patients 3 months to 18 years of age with signs of lower respiratory infection who received a CXR for suspicion of CAP. We used penalized multivariable logistic regression to develop a full model and bootstrapped backward selection models to develop a parsimonious reduced model. We evaluated model performance at different thresholds of predicted risk. RESULTS Radiographic CAP was identified in 253 (22.2%) of 1142 patients. In multivariable analysis, increasing age, prolonged fever duration, tachypnea, and focal decreased breath sounds were positively associated with CAP. Rhinorrhea and wheezing were negatively associated with CAP. The bootstrapped reduced model retained 3 variables: age, fever duration, and decreased breath sounds. The area under the receiver operating characteristic for the reduced model was 0.80 (95% confidence interval: 0.77-0.84). Of 229 children with a predicted risk of <4%, 13 (5.7%) had radiographic CAP (sensitivity of 94.9% at a 4% risk threshold). Conversely, of 229 children with a predicted risk of >39%, 140 (61.1%) had CAP (specificity of 90% at a 39% risk threshold). CONCLUSIONS A predictive model including age, fever duration, and decreased breath sounds has excellent discrimination for radiographic CAP. After external validation, this model may facilitate decisions around CXR or antibiotic use in CAP.
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Cotter JM, Hardee I, Moss A, Dempsey A, Ambroggio L. Procalcitonin Use: Variation Across Hospitals and Trends Over Time. Hosp Pediatr 2021:e2021005992. [PMID: 34964049 PMCID: PMC11312501 DOI: 10.1542/hpeds.2021-005992] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [Abstract] [Grants] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 06/14/2023]
Abstract
OBJECTIVES Procalcitonin (PCT) is a relatively novel biomarker that may be superior to C-reactive protein (CRP) in identifying bacterial infection. PCT use in pediatric hospitals is relatively unknown. We aimed to evaluate PCT and CRP use, describe PCT testing variability across children's hospitals, and compare temporal rates of PCT and CRP testing for patients admitted with pneumonia, sepsis, or fever in young infants. METHODS In this multicenter cohort study, we identified children ≤18 years old hospitalized from 2014-2018 with pneumonia, sepsis, or fever in infants <2 months by using the Pediatric Health Information System. To determine use, we evaluated the proportion of encounters with PCT or CRP testing from 2017-2018. We generated heat maps to describe PCT use across hospitals. We also compared PCT and CRP rates over time from 2014 to 2018. RESULTS From 2017-2018, PCT testing occurred in 3988 of 34c231 (12%) hospitalizations. Febrile infants had the highest PCT testing proportion (18%), followed by sepsis (15%) and pneumonia (9%). There was across-hospital variability in PCT testing, particularly for febrile infants. Over time, the odds of PCT testing increased at a significantly greater rate than that of CRP. CONCLUSIONS Despite limited guideline recommendations for PCT testing during the study period, PCT use increased over time with across-hospital variability. For pneumonia and sepsis, given the importance of high-value care, we need to understand the impact of PCT on patient outcomes. With recent guidelines recommending PCT in the evaluation of febrile infants, we identified baseline testing behaviors for future studies on guideline impact.
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Graham JMK, Ambroggio L, Leonard JE, Ziniel SI, Grubenhoff JA. Evaluation of feedback modalities and preferences regarding feedback on decision-making in a pediatric emergency department. Diagnosis (Berl) 2021; 9:216-224. [PMID: 34894116 DOI: 10.1515/dx-2021-0122] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 08/31/2021] [Accepted: 11/17/2021] [Indexed: 11/15/2022]
Abstract
OBJECTIVES To compare pediatric emergency clinicians' attitudes toward three feedback modalities and assess clinicians' case-based feedback preferences. METHODS Electronic survey sent to pediatric emergency medicine (PEM) physicians and fellows; general pediatricians; and advanced practice providers (APPs) with nine questions exploring effectiveness and emotional impact of three feedback modalities: case-based feedback, bounce-back notifications, and biannual performance reports. Additional questions used a four-point ordinal agreement response scale and assessed clinicians' attitudes toward case review notification, case-based feedback preferences, and emotional support. Survey responses were compared by feedback modality using Pearson's chi-squared. RESULTS Of 165 eligible providers, 93 (56%) responded. Respondents agreed that case-based feedback was timely (81%), actionable (75%), prompted reflection on decision-making (92%), prompted research on current clinical practice (53%), and encouraged practice change (58%). Pediatric Emergency Care Applied Research Network (PECARN) performance reports scored the lowest on all metrics except positive feedback. No more than 40% of providers indicated that any feedback modality provided emotional support. Regarding case-based feedback, 88% of respondents desired email notification before case review and 88% desired feedback after case review. Clinicians prefer receiving feedback from someone with similar or more experience/training. Clinicians receiving feedback desire succinctness, supporting evidence, consistency, and sensitive delivery. CONCLUSIONS Case-based feedback scored highest of the three modalities and is perceived to be the most likely to improve decision-making and promote practice change. Most providers did not perceive emotional support from any feedback modality. Emotional safety warrants purposeful attention in feedback delivery. Critical components of case-based feedback include succinctness, supporting evidence, consistency, and sensitive delivery.
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Sayegh R, Yun KW, Xu Z, Wallihan R, Marzec S, Leber A, Everhart K, Cohen DM, Desai AP, Alter SJ, Ambroggio L, Florin TA, Keaton M, Mertz S, Shah SS, Ruddy R, Jones D, El-assal O, Mejias A, Ramilo O. 999. Nasal Mucosal Cytokines: Potential Biomarkers for Pediatric Pneumonia Severity and Etiology. Open Forum Infect Dis 2021. [PMCID: PMC8644307 DOI: 10.1093/ofid/ofab466.1193] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/12/2022] Open
Abstract
Abstract
Background
Community acquired pneumonia (CAP) is a leading cause of mortality in children < 5 years, but our understanding of disease pathogenesis remains limited. The objective of this study was to define the local host immune response in the respiratory tract by measuring nasal mucosal cytokine (NMC) concentrations (conc.). We hypothesized that NMC represent a potential biomarker to help assessing disease severity and pathogen classification.
Methods
We leveraged nasopharyngeal (NP) samples and clinical data from an observational multicenter study [Children’s Hospital’s Initiative for Research in Pneumonia (CHIRP)] conducted between 2015 and 2018. We measured conc. of 92 NMC using the Olink immunoassay. NMC conc. were compared by severity-defined by need for hospitalization, mild (outpatient) and severe (inpatient), and by identified pathogen using Mann-Whitney U test.
Results
This substudy included 182 children with CAP (mild=61; severe=121) and 30 healthy controls (HC). The pathogens identified included: 101 viruses; 32 bacteria (pyogenic=10; atypical=22); 12 with >1 pathogen; and 37 with no pathogen. Children with severe CAP had greater CCL23 and MCP-3 conc. than those with mild disease (p=0.012; p=0.011 respectively). When comparing NMC profiles of children with CAP of viral and bacterial etiology, the viral group had greater conc. of proinflammatory cytokines IL-6 and TNF, (p=0.0002; p=0.0098 respectively). Further subgroup analysis showed that CAP secondary to influenza virus had greater conc. of IL-6, TNF, and antiviral INF-γ and IP-10 compared with CAP caused by pyogenic bacteria. IL-6 and MCP1-4 were significantly increased in the influenza group compared to the atypical bacteria group.
Quantification of NMC in children with CAP based on disease severity
NMC
nasal mucosal cytokine; CAP: community acquired pneumonia; NPX: normalized protein expression, arbitrary unit used in Olink assay that is log 2 scale. Mann-Whitney test was used to determine differences between mild and severe pneumonia
Quantification of NMC in children with CAP based on pathogen classification
NMC: nasal mucosal cytokine; CAP: community acquired pneumonia; NPX: normalized protein expression, arbitrary unit used in Olink assay that is log 2 scale. Mann-Whitney test was used to determine differences between bacterial CAP and viral CAP.
Conclusion
Children with severe CAP had higher monocyte chemoattractant NMC conc. than children with mild disease. Children with viral CAP, particularly influenza, had a more robust mucosal response including both proinflammatory and antiviral NMC than children with bacterial CAP. These findings show differences in NMC conc. based on etiology and disease severity. Further studies are needed to determine whether NMC are reliable predictive biomarkers of CAP etiology and severity.
Disclosures
Lilliam Ambroggio, PhD, MPH, Pfizer Inc (Grant/Research Support) Asuncion Mejias, MD, PhD, MsCS, Janssen (Grant/Research Support, Advisor or Review Panel member)Merck (Grant/Research Support, Advisor or Review Panel member)Roche (Advisor or Review Panel member)Sanofi (Advisor or Review Panel member) Octavio Ramilo, MD, Adagio (Consultant)Bill & Melinda Gates Foundation (Grant/Research Support)Janssen (Grant/Research Support)Lilly (Consultant)Merck (Consultant, Grant/Research Support)NIH (Grant/Research Support)Pfizer (Consultant)SANOFI (Board Member)
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Lipshaw MJ, Florin TA, Krueger S, Belsky MA, Epperson T, Crotty EJ, Lipscomb J, Jacobs J, Rattan MS, Ruddy RM, Shah SS, Ambroggio L. Factors Associated With Antibiotic Prescribing and Outcomes for Pediatric Pneumonia in the Emergency Department. Pediatr Emerg Care 2021; 37:e1033-e1038. [PMID: 31290801 PMCID: PMC6946906 DOI: 10.1097/pec.0000000000001892] [Citation(s) in RCA: 6] [Impact Index Per Article: 2.0] [Reference Citation Analysis] [Abstract] [MESH Headings] [Grants] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 12/24/2022]
Abstract
OBJECTIVES Chest radiographs (CXRs) are often performed in children with respiratory illness to inform the decision to prescribe antibiotics. Our objective was to determine the factors associated with clinicians' plans to treat with antibiotics prior to knowledge of CXR results and the associations between preradiograph plans with antibiotic prescription and return to medical care. METHODS Previously healthy children aged 3 months to 18 years with a CXR for suspected pneumonia were enrolled in a prospective cohort study in the emergency department. Our primary outcomes were antibiotic prescription or administration in the emergency department and medical care sought within 7 to 15 days after discharge. Inverse probability treatment weighting was used to limit bias due to treatment selection. Inverse probability treatment weighting was included in a logistic regression model estimating the association between the intention to give antibiotics and outcomes. RESULTS Providers planned to prescribe antibiotics prior to CXR in 68 children (34.9%). There was no difference in the presence of radiographic pneumonia between those with and without a plan for antibiotics. Children who had a plan for antibiotics were more likely to receive antibiotics than those without (odds ratio [OR], 6.39; 95% confidence interval [CI], 3.7-11.0). This association was stronger than the association between radiographic pneumonia and antibiotic receipt (OR, 3.49; 95% CI, 1.98-6.14). Children prescribed antibiotics were more likely to seek care after discharge than children who were not (OR, 1.85; 95% CI, 1.13-3.05). CONCLUSIONS Intention to prescribe antibiotics based on clinical impression was the strongest predictor of antibiotic prescription in our study. Prescribing antibiotics may lead to subsequent medical care after controlling for radiographic pneumonia.
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Brittan MS, Moss A, Watson JD, Federico MJ, Rice JD, Dempsey AF, Ambroggio L. Association between early childhood lower respiratory tract infections and subsequent asthma. J Asthma 2021; 59:2143-2153. [PMID: 34706607 DOI: 10.1080/02770903.2021.1999469] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 10/20/2022]
Abstract
OBJECTIVE We examined the relationship between recurrent lower respiratory tract infections (LRTI) in young children and subsequent childhood asthma outcomes. METHODS Retrospective cohort study using 2009-2017 Colorado All Payer Claims Database to assess 0- to 2-year-old children with visits due to LRTI and acute gastroenteritis (AGE). The primary exposure was number of LRTI visits prior to 2 years of age. Children with AGE served as the no LRTI comparator group. The primary outcome was incident asthma, defined by ICD-9 (490.XX) or ICD-10 (J45.9XX) codes, in the same children between 3 and 9 years of age. Multivariable accelerated failure time (AFT) models were used to estimate the effect of LRTI visits on median time to asthma diagnosis. Sensitivity analyses were performed using more conservative asthma diagnostic criteria and with hospitalized children only. RESULTS Of 38,441 eligible subjects, 32,729 had ≥1 LRTI and 5,712 had AGE (no LRTI) between 0 and 2 years of age. Children with ≥3 LRTI visits had an 80% decrease in median time to asthma diagnosis relative to those with AGE visits only (time ratio [TR] 0.2; 95% CI 0.16, 0.24). Children with ≥3 LRTI hospitalizations had a 98% reduction in median time to asthma diagnosis relative to those with AGE hospitalizations only (TR 0.02; 95% CI 0.01, 0.07). History of atopy, wheezing, and family history of asthma documented prior to 2 years of age were also associated with earlier asthma diagnosis. CONCLUSIONS Recurrent LRTIs, especially LRTI hospitalizations, before 2 years of age are associated with earlier diagnosis of pediatric asthma.
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Desai S, Hall M, Lipsett SC, Shah SS, Brogan TV, Hersh AL, Williams DJ, Grijalva CG, Gerber JS, Blaschke AJ, Neuman MI, Ambroggio L. Mycoplasma Pneumoniae Testing and Treatment Among Children With Community-Acquired Pneumonia. Hosp Pediatr 2021; 11:760-763. [PMID: 34583319 DOI: 10.1542/hpeds.2020-005215] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/24/2022]
Abstract
OBJECTIVES To describe testing and treatment practices for Mycoplasma pneumoniae (Mp) among children hospitalized with community-acquired pneumonia (CAP). METHODS We conducted a retrospective cohort study using the Pediatric Health Information Systems database. We included children 3 months to 18 years old hospitalized with CAP between 2012 and 2018 and excluded children who were transferred from another hospital and those with complex chronic conditions. We examined the proportion of patients receiving Mp testing and macrolide therapy at the hospital level and trends in Mp testing and macrolide prescription over time. At the patient level, we examined differences in demographics, illness severity (eg, blood gas, chest tube placement), and outcomes (eg, ICU admission, length of stay, readmission) among patients with and without Mp testing. RESULTS Among 103 977 children hospitalized with CAP, 17.3% underwent Mp testing and 31.1% received macrolides. We found no correlation between Mp testing and macrolide treatment at the hospital level (R 2 = 0.05; P = .11). Patients tested for Mp were more likely to have blood gas analysis (15.8% vs 12.8%; P < .1), chest tube placement (1.4% vs 0.8%; P < .1), and ICU admission (3.1% vs 1.4%; P < .1). Mp testing increased (from 15.8% to 18.6%; P < .001), and macrolide prescription decreased (from 40.9% to 20.6%; P < .001) between 2012 and 2018. CONCLUSIONS Nearly one-third of hospitalized children with CAP received macrolide antibiotics, although macrolide prescription decreased over time. Clinicians were more likely to perform Mp testing in children with severe illness, and Mp testing and macrolide treatment were not correlated at the hospital level.
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Mick E, Tsitsiklis A, Spottiswoode N, Caldera S, Serpa PH, Detweiler AM, Neff N, Pisco AO, Li LM, Retallack H, Ratnasiri K, Williamson KM, Soesanto V, Simões EAF, Kistler A, Wagner BD, DeRisi JL, Ambroggio L, Mourani PM, Langelier CR. Upper airway gene expression reveals a more robust innate and adaptive immune response to SARS-CoV-2 in children compared with older adults. RESEARCH SQUARE 2021:rs.3.rs-784784. [PMID: 34462739 PMCID: PMC8404906 DOI: 10.21203/rs.3.rs-784784/v1] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [Abstract] [Key Words] [Grants] [Track Full Text] [Subscribe] [Scholar Register] [Indexed: 04/23/2023]
Abstract
Unlike other respiratory viruses, SARS-CoV-2 disproportionately causes severe disease in older adults and only rarely in children. To investigate whether differences in the upper airway immune response could contribute to this disparity, we compared nasopharyngeal gene expression in 83 children (<19-years-old; 38 with SARS-CoV-2, 11 with other respiratory viruses, 34 with no virus) and 154 adults (>40-years-old; 45 with SARS-CoV-2, 28 with other respiratory viruses, 81 with no virus). Expression of interferon-stimulated genes (ISGs) was robustly activated in both children and adults with SARS-CoV-2 compared to the respective non-viral groups, with only relatively subtle distinctions. Children, however, demonstrated markedly greater upregulation of pathways related to B cell and T cell activation and proinflammatory cytokine signaling, including TNF, IFNγ, IL-2 and IL-4 production. Cell type deconvolution confirmed greater recruitment of B cells, and to a lesser degree macrophages, to the upper airway of children. Only children exhibited a decrease in proportions of ciliated cells, the primary target of SARS-CoV-2, upon infection with the virus. These findings demonstrate that children elicit a more robust innate and adaptive immune response to SARS-CoV-2 infection in the upper airway that likely contributes to their protection from severe disease in the lower airway.
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