Publications by authors named "Shawn Ralston"

Background And Objectives: Gender-based communication differences are described in educational online communities, but have not been rigorously evaluated in medical online communities. Understanding gender differences in communication may provide insight into gender disparities in the medical profession. Our objective was to describe gender differences in post frequency, content, and language styles on the American Academy of Pediatrics Section on Hospital Medicine (SOHM) listserv.

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Background And Objectives: High-flow nasal cannula (HFNC) for bronchiolitis increased over the past decade without clear benefit. This quality improvement collaborative aimed to reduce HFNC initiation and treatment duration by 30% from baseline.

Methods: Participating hospitals either reduced HFNC initiation (Pause) or treatment duration (Holiday) in patients aged <24 months admitted for bronchiolitis.

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Background And Objectives: Longitudinal pediatric low-value care (LVC) trends are not well established. We used the Pediatric Health Information System LVC Calculator, which measures utilization of 30 nonevidenced-based services, to report 7-year LVC trends.

Methods: This retrospective cohort study applied the LVC Calculator to emergency department (ED) and hospital encounters from January 1, 2016, to December 31, 2022.

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Introduction: Despite its importance in illness recovery, the sleep of hospitalized children is frequently interrupted. This quality improvement intervention aimed to reduce overnight room entries by minimizing unnecessary interventions.

Methods: This study occurred at a university-affiliated children's hospital on the hospital medicine services from March 26, 2021, to April 14, 2022.

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Guidance from the American Academy of Pediatrics (AAP) for the use of palivizumab prophylaxis against respiratory syncytial virus (RSV) was first published in a policy statement in 1998. AAP recommendations have been updated periodically to reflect the most recent literature regarding children at greatest risk of severe RSV disease. Since the last update in 2014, which refined prophylaxis guidance to focus on those children at greatest risk, data have become available regarding the seasonality of RSV circulation, the incidence and risk factors associated with bronchiolitis hospitalizations, and the potential effects of the implementation of prophylaxis recommendations on hospitalization rates of children with RSV infection.

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Background And Objectives: There is a paucity of multicenter data on rates of high flow nasal cannula (HFNC) usage in bronchiolitis in the United States, largely because of the absence of standardized coding, with HFNC often subsumed into the larger category of noninvasive mechanical ventilation.

Methods: We examined HFNC utilization in patients with bronchiolitis from a sample of hospitals participating in a national bronchiolitis quality improvement collaborative. Medical records of patients aged <2 years admitted November 2019 to March 2020 were reviewed and hospital-specific bronchiolitis policies were collected.

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Background And Objectives: Sleep is vital to recovery from illness, yet it is frequently interrupted in the hospital setting. Existing literature relying on survey data identifies vitals, medications, and pulse oximetry as major disruptors to sleep. This study was designed to assess the degree to which these candidate sleep disruptors are associated with objective room entries.

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Background: Tolerance of uncertainty may influence how physicians and other providers practice and make clinical decisions. We hypothesized that increased tolerance of uncertainty would be associated with an increased uptake of a quality improvement (QI) intervention.

Methods: We examined tolerance of uncertainty using the Physicians' Reactions to Uncertainty Scale in the context of a national QI project in the Value in Inpatient Pediatrics network.

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Background And Objectives: Frequent measurement of vital signs has been associated with disruptions to sleep and increased nursing workload. Since vital signs are often measured at the same frequency regardless of patient acuity, there may be inappropriate prioritization of limited resources. We sought to understand what hospitalists report as the default frequency of routine vital sign measurement in hospitalized pediatric patients at academic institutions.

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Introduction: Deimplementation, or the structured elimination of non-evidence-based practices, faces challenges distinct from those associated with implementation efforts. These barriers may be related to intrinsic psychological factors, as perceptions and emotions surrounding the discontinuation of established practices appear to differ from those associated with practice adoption. This study aims to explore barriers and facilitators experienced by pediatric clinicians engaging in deimplementation projects.

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Objective: Our specific aim was to assess the gender distribution of aspects of scholarly productivity and professional standing for pediatric hospital medicine over a 5-year period. We also evaluated for correlation between the makeup of editorial boards, conference planning committees, and chosen content.

Methods: We reviewed scholarly publications, presentations, editorial boards, planning committees, awardees, and society leadership in pediatric hospital medicine from 2015 to 2019 and determined gender using published methods to assess for differences between observed proportions of women authors and presenters and the proportion of women in the field.

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Importance: Oxygen supplementation is a cornerstone treatment in pediatric critical care. Accumulating evidence suggests that overzealous use of oxygen, leading to hyperoxia, is associated with worse outcomes compared with patients with normoxia.

Objectives: To evaluate the association of arterial hyperoxia with clinical outcome in critically ill children among studies using varied definitions of hyperoxia.

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Importance: The scope of low-value care in children's hospitals is poorly understood.

Objective: To develop and apply a calculator of hospital-based pediatric low-value care to estimate prevalence and cost of low-value services.

Design, Setting, And Participants: This cross-sectional study developed and applied a calculator of hospital-based pediatric low-value care to estimate the prevalence and cost of low-value services among 1 011 950 encounters reported in 49 US children's hospitals contributing to the Pediatric Health Information System (PHIS) database.

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Importance: Given that hypotonic maintenance intravenous fluids (IVF) may cause hospital-acquired harm, in November 2018, the American Academy of Pediatrics released a clinical practice guideline recommending the use of isotonic IVF for patients aged 28 days to 18 years without contraindications. No recommendations were made regarding laboratory monitoring; however, unnecessary laboratory tests may contribute to health care waste and harm patients.

Objective: To examine the effect of a quality improvement intervention bundle on (1) increasing the mean proportion of hours per hospital day with exclusive isotonic IVF use to at least 80% and (2) decreasing the mean proportion of hospital days with laboratory tests obtained.

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Importance: Increasing hospital costs for bronchiolitis have been associated with increasing patient complexity and mechanical ventilation. However, the associations of illness severity and diagnostic coding practices with bronchiolitis hospitalization costs have not been examined.

Objective: To investigate the association of patient complexity, illness severity, and diagnostic coding practices with bronchiolitis hospitalization costs.

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Background And Objectives: Evidence suggests that average performance on quality measures for bronchiolitis has been improving over time, but it is unknown whether optimal performance, as defined by Achievable Benchmarks of Care (ABCs), has also changed. Thus, we aimed to compare ABCs for established bronchiolitis quality measures between 2 consecutive time periods. As a secondary aim, we evaluated performance gaps, defined as the difference between median performance and ABCs, to identify measures that may benefit most from targeted quality initiatives.

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Introduction: Heated high-flow nasal cannula (HHFNC) therapy for bronchiolitis has become increasingly prevalent without evidence that this therapy impacts patient outcomes. Lack of criteria for appropriate use may lead to overutilization, resulting in increased costs without patient benefit. Our primary aim was to decrease use of HHFNC in patients with bronchiolitis over one season.

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