Publications by authors named "Paul L. Aronson"

Objective: Natural language processing (NLP) can enhance research studies for febrile infants by more comprehensive cohort identification. We aimed to refine and validate an NLP algorithm to identify and extract quantified temperature measurements from infants aged 90 days and younger with fevers at home or clinics prior to emergency department (ED) visits.

Patients And Methods: We conducted a cross-sectional study using electronic health record (EHR) data from 17 EDs in 10 health systems that are part of the Pediatric Emergency Care Applied Research Network Registry.

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Article Synopsis
  • The study aimed to identify parental preferences for managing febrile infants to enhance shared decision-making in healthcare settings.
  • Involving 432 parents, the research used questionnaires and focus groups to explore their experiences, revealing that many parents were not prepared for decisions about lumbar puncture (LP) and hospitalization, which they found stressful.
  • Key findings highlighted the importance of parental involvement, the need for customized information, and the impact of medical recommendations on their decision-making preferences.
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Background: Interventions aimed to standardize care may impact racial and ethnic disparities. We evaluated the association of race and ethnicity with adherence to recommendations from the American Academy of Pediatrics' clinical practice guideline for febrile infants after a quality improvement (QI) intervention.

Methods: We conducted a cross-sectional study of infants aged 8 to 60 days enrolled in a QI collaborative of 99 hospitals.

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Objective: American Academy of Pediatrics guidelines recommend that febrile infants at low risk for invasive bacterial infection be discharged from the emergency department (ED) if primary care provider (PCP) follow-up occurs within 24 hours. We aimed to (1) assess the association between having electronic health record (EHR) documentation of a PCP and ED disposition and (2) describe documentation of potential barriers to discharge and plans for post-discharge follow-up in low-risk febrile infants.

Methods: We conducted a secondary analysis of a multicenter, cross-sectional study of low-risk febrile infants.

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In this secondary analysis of a multicenter investigation, we describe several gaps in the collection and management of pediatric race, ethnicity, and language data. These findings highlight the ongoing need for reliable data management processes as a crucial step toward advancing pediatric health equity.

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Objectives: We aimed to examine the impact of a quality improvement (QI) collaborative on adherence to specific recommendations within the American Academy of Pediatrics' Clinical Practice Guideline (CPG) for well-appearing febrile infants aged 8 to 60 days.

Methods: Concurrent with CPG release in August 2021, we initiated a QI collaborative involving 103 general and children's hospitals across the United States and Canada. We developed a multifaceted intervention bundle to improve adherence to CPG recommendations for 4 primary measures and 4 secondary measures, while tracking 5 balancing measures.

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Background: Research into low-value routine testing at children's hospitals has not consistently evaluated changing patterns of testing over time.

Objectives: To identify changes in routine laboratory testing rates at children's hospitals over ten years and the association with patient outcomes.

Design, Settings, And Participants: We performed a multi-center, retrospective cohort study of children aged 0-18 hospitalized with common, lower-severity diagnoses at 28 children's hospitals in the Pediatric Health Information Systems database.

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Our goal was to identify predictors of invasive bacterial infection (ie, bacteremia and bacterial meningitis) in febrile infants aged 2-6 months. In our multicenter retrospective cohort, older age and lower temperature identified infants at low risk for invasive bacterial infection who could safely avoid routine testing.

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Background: Guidelines for the management of febrile infants emphasize patient-centered communication. Although patient-centeredness is central to high-quality health care, biases may impact physicians' patient-centeredness. We aimed to 1) identify physicians' assumptions that inform their communication with parents of febrile infants and 2) examine physicians' perceptions of bias.

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Background: Phlebotomy for hospitalized children has consequences (e.g., pain, iatrogenic anemia), and unnecessary testing is a modifiable source of waste in healthcare.

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Emergency clinicians frequently provide care to febrile infants aged ≤60 days in the emergency department. In these very young infants, fever may be the only presenting sign of invasive bacterial infection and, if untreated, invasive bacterial infection can lead to severe outcomes. This issue reviews newer risk-stratification tools and the 2021 American Academy of Pediatrics clinical practice guideline to provide recommendations for the evaluation and management of febrile young infants.

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We aimed to learn the experiences of clinicians and adolescents and young adults with sickle cell disease (AYA-SCD) with managing their disease at home and making medical decisions as they transition from pediatric to adult care, and their perceptions of a video game intervention to positively impact these skills. We conducted individual, semistructured interviews with patients (AYA-SCD ages 15 to 26 years) and clinicians who provide care to AYA-SCD at an urban, quaternary-care hospital. Interviews elicited patients' and clinicians' experiences with AYA-SCD, barriers and facilitators to successful home management, and their perspectives on shared decision-making and a video game intervention.

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In this multicenter, cross-sectional, secondary analysis of 4042 low-risk febrile infants, nearly 10% had a contaminated culture obtained during their evaluation (4.9% of blood cultures, 5.0% of urine cultures, and 1.

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Background: Young infants with serious bacterial infections (SBI) or herpes simplex virus (HSV) infections may present to the emergency department (ED) with hypothermia. We sought to evaluate clinician testing and treatment preferences for infants with hypothermia.

Methods: We developed, piloted, and distributed a survey of ED clinicians from 32 US pediatric hospitals between December 2022 to March 2023.

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Importance: Febrile infants at low risk of invasive bacterial infections are unlikely to benefit from lumbar puncture, antibiotics, or hospitalization, yet these are commonly performed. It is not known if there are differences in management by race, ethnicity, or language.

Objective: To investigate associations between race, ethnicity, and language and additional interventions (lumbar puncture, empirical antibiotics, and hospitalization) in well-appearing febrile infants at low risk of invasive bacterial infection.

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Background And Objectives: High-flow nasal cannula (HFNC) therapy for hospitalized children with bronchiolitis is associated with a longer length of stay (LOS) when used outside of the ICU. We sought to explore the association between HFNC and LOS to identify if demographic and clinical factors may modify the effect of HFNC usage on LOS.

Methods: In this multicenter retrospective cohort study, we used a combination of hospital records and the Pediatric Health Information System.

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Importance: The prevalence of urinary tract infection (UTI), bacteremia, and bacterial meningitis in febrile infants with SARS-CoV-2 is largely unknown. Knowledge of the prevalence of these bacterial infections among febrile infants with SARS-CoV-2 can inform clinical decision-making.

Objective: To describe the prevalence of UTI, bacteremia, and bacterial meningitis among febrile infants aged 8 to 60 days with SARS-CoV-2 vs without SARS-CoV-2.

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Importance: Government and commercial health insurers have recently enacted policies to discourage nonemergent emergency department (ED) visits by reducing or denying claims for such visits using retrospective claims algorithms. Low-income Black and Hispanic pediatric patients often experience worse access to primary care services necessary for preventing some ED visits, raising concerns about the uneven impact of these policies.

Objective: To estimate potential racial and ethnic disparities in outcomes of Medicaid policies for reducing ED professional reimbursement based on a retrospective diagnosis-based claims algorithm.

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Background And Objective: Children with gastrointestinal infections often require acute care.The objectives of this study were to describe variations in patterns of stool testing across children's hospitals and determine whether such variation was associated with utilization outcomes.

Design, Settings And Participants: We performed a multicenter, cross-sectional study using the Pediatric Health Information System (PHIS) database.

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Objectives: Our objective was to describe the prevalence of urinary tract infection (UTI) and invasive bacterial infection (IBI) in febrile infants during the coronavirus disease 2019 pandemic.

Methods: We conducted a multicenter cross-sectional study that included 97 hospitals in the United States and Canada. We included full-term, well-appearing infants 8 to 60 days old with a temperature of ≥38°C and an emergency department visit or hospitalization at a participating site between November 1, 2020 and March 31, 2022.

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Background: Current diagnostics do not permit reliable differentiation of bacterial from viral causes of lower respiratory tract infection (LRTI), which may lead to over-treatment with antibiotics for possible bacterial community-acquired pneumonia (CAP).

Objectives: We sought to describe variation in the diagnosis and treatment of bacterial CAP among children hospitalized with LRTIs and determine the association between CAP diagnosis and outcomes.

Design, Setting And Participants: This multicenter cross-sectional study included children hospitalized between 2017 and 2019 with LRTIs at 42 children's hospitals.

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Study Objective: Validated prediction rules identify febrile neonates at low risk for invasive bacterial infection. The optimal approach for older febrile infants, however, remains uncertain.

Methods: We performed a retrospective cohort and nested case-control study of infants 2 to 6 months of age presenting with fever (≥38.

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