First name
Derek
Middle name
J
Last name
Williams

Title

The COVID-19 Pandemic and Changes in Healthcare Utilization for Pediatric Respiratory and Nonrespiratory Illnesses in the United States.

Year of Publication

2021

Date Published

2021 Mar 08

ISSN Number

1553-5606

Abstract

<p>The impact of COVID-19 public health interventions on pediatric illnesses nationwide is unknown. We performed a multicenter, cross-sectional study of encounters at 44 children's hospitals in the United States to assess changes in healthcare utilization during the pandemic. The COVID-19 pandemic was associated with substantial reductions in encounters for respiratory diseases; these large reductions were consistent across illness subgroups. Although encounters for nonrespiratory diseases decreased as well, reductions were more modest and varied by age. Encounters for respiratory diseases among adolescents declined to a lesser degree and returned to previous levels faster compared with those of younger children. Further study is needed to determine the contributions of decreased illness and changes in care-seeking behavior to this observed reduction.</p>

DOI

10.12788/jhm.3608

Alternate Title

J Hosp Med

PMID

33734976

Title

Pneumonia Severity in Children: Utility of Procalcitonin in Risk Stratification.

Year of Publication

2021

Date Published

2021 Feb 12

ISSN Number

2154-1671

Abstract

<p><strong>OBJECTIVES: </strong>To determine if serum procalcitonin, an indicator of bacterial etiology in pneumonia in all ages and a predictor of severe pneumonia in adults, is associated with disease severity in children with community-acquired pneumonia.</p>

<p><strong>METHODS: </strong>We prospectively enrolled children 2 months to &lt;18 years with clinical and radiographic pneumonia at 2 children's hospitals (2014-2019). Procalcitonin samples were obtained at presentation. An ordinal outcome scale of pneumonia severity was defined: very severe (intubation, shock, or death), severe (intensive care admission without very severe features and/or high-flow nasal cannula), moderate (hospitalization without severe or very severe features), and mild (discharge). Hospital length of stay (LOS) was also examined. Ordinal logistic regression was used to model associations between procalcitonin and outcomes. We estimated adjusted odds ratios (aORs) for a variety of cut points of procalcitonin ranging from 0.25 to 3.5 ng/mL.</p>

<p><strong>RESULTS: </strong>The study included 488 children with pneumonia; 30 (6%) were classified as very severe, 106 (22%) as severe, 327 (67%) as moderate, and 25 (5%) as mild. Median procalcitonin in the very severe group was 5.06 (interquartile range [IQR] 0.90-16.83), 0.38 (IQR 0.11-2.11) in the severe group, 0.29 (IQR 0.09-1.90) in the moderate group, and 0.21 (IQR 0.12-1.2) in the mild group. Increasing procalcitonin was associated with increasing severity (range of aORs: 1.03-1.25) and increased LOS (range of aORs: 1.04-1.36). All comparisons were statistically significant.</p>

<p><strong>CONCLUSIONS: </strong>Higher procalcitonin was associated with increased severity and LOS. Procalcitonin may be useful in helping clinicians evaluate pneumonia severity.</p>

DOI

10.1542/hpeds.2020-001842

Alternate Title

Hosp Pediatr

PMID

33579748

Title

Associations Between Quality Measures and Outcomes for Children Hospitalized With Bronchiolitis.

Year of Publication

2020

Date Published

2020 Oct 26

ISSN Number

2154-1671

Abstract

<p><strong>OBJECTIVES: </strong>To use adherence to the Pediatric Respiratory Illness Measurement System (PRIMES) indicators to evaluate the strength of associations for individual indicators with length of stay (LOS) and cost for bronchiolitis.</p>

<p><strong>METHODS: </strong>We prospectively enrolled children with bronchiolitis at 5 children's hospitals between July 1, 2014, and June 30, 2016. We examined associations between adherence to each individual PRIMES indicator for bronchiolitis and LOS and cost. Sixteen indicators were included, 9 "overuse" indicators for care that should not occur and 7 "underuse" indicators for care that should occur. We performed mixed effects linear regression to examine the association between adherence to each individual indicator and LOS (hours) and cost (dollars). All models controlled for patient demographics, patient complexity, and hospital.</p>

<p><strong>RESULTS: </strong>We enrolled 699 participants. The mean age was 8 months; 56% were male, 38% were white, and 63% had public insurance. Three indicators were significantly associated with shorter LOS and lower cost. All 3 indicators were overuse indicators and related to laboratory testing: no blood cultures (adjusted mean difference in LOS: -24.3 hours; adjusted mean cost difference: -$731, &lt; .001), no complete blood cell counts (LOS: -17.8 hours; cost: -$399, &lt; .05), and no respiratory syncytial virus testing (LOS: -16.6 hours; cost: -$272, &lt; .05). Two underuse indicators were associated with higher cost: documentation of oral intake at discharge ($671, &lt; .01) and documentation of hospital follow-up ($538, &lt; .05).</p>

<p><strong>CONCLUSIONS: </strong>A subset of PRIMES quality indicators for bronchiolitis are strongly associated with improved outcomes and can serve as important measures for future quality improvement efforts.</p>

DOI

10.1542/hpeds.2020-0175

Alternate Title

Hosp Pediatr

PMID

33106253

Title

Clinical Progress Note: Procalcitonin in the Management of Pediatric Lower Respiratory Tract Infection.

Year of Publication

2019

Number of Pages

688-690

Date Published

2019 11 01

ISSN Number

1553-5606

Abstract

<p>Procalcitonin (PCT) is a biomarker that has shown promise to identify bacterial etiology in acute infections, including bacterial lower respiratory tract infection (LRTI). In 2017, the United States Food and Drug Administration (FDA) approved the use of PCT as a diagnostic aid to guide the decisions around antibiotic therapy in acute LRTI.&nbsp;Although most of the data supporting the use of PCT for LRTI stems from adult studies, the high disease burden, predominance of viral etiologies, and frequent diagnostic uncertainty resulting in antibiotic overuse make pediatric LRTI an ideal target for the use of PCT as a diagnostic aid. This review eval-uates and summarizes the current evidence regarding the role of PCT in the clinical care of pediatric LRTI, including its use in guiding antibiotic use and prognosticating disease severity.</p>

DOI

10.12788/jhm.3301

Alternate Title

J Hosp Med

PMID

31532736

Title

Antibiotic Choice and Clinical Outcomes in Ambulatory Children with Community-Acquired Pneumonia.

Year of Publication

2020

Date Published

2020 Oct 09

ISSN Number

1097-6833

Abstract

<p><strong>OBJECTIVES: </strong>To describe antibiotic prescribing patterns in ambulatory children with community acquired pneumonia, and to assess the relationship between antibiotic selection and clinical outcomes.</p>

<p><strong>STUDY DESIGN: </strong>This was a retrospective cohort study of ambulatory Medicaid-enrolled children 0-18 years of age diagnosed with CAP from 2010-2016. The exposure was antibiotic class: narrow-spectrum (aminopenicillins), broad-spectrum (amoxicillin/clavulanate and cephalosporins), macrolide monotherapy, macrolides with narrow-spectrum antibiotics, or macrolides with broad-spectrum antibiotics. The associations between antibiotic selection and the outcomes of subsequent hospitalization and development of severe pneumonia (chest drainage procedure, intensive care admission, mechanical ventilation) were assessed, controlling for measures of illness severity.</p>

<p><strong>RESULTS: </strong>Among 252,177 outpatient pneumonia visits, macrolide monotherapy was used in 43.2%, narrow-spectrum antibiotics in 26.1%, and broad-spectrum antibiotics in 24.7%. A total of 1488 children (0.59%) were subsequently hospitalized and 117 (0.05%) developed severe pneumonia. Compared with children receiving narrow-spectrum antibiotics, the odds of subsequent hospitalization were higher in children receiving broad-spectrum antibiotics (aOR=1.34 [95%CI 1.17-1.52]) and lower in children receiving macrolide monotherapy (aOR=0.64 [95%CI 0.55-0.73]) and macrolides with narrow-spectrum antibiotics (aOR=0.62 [95%CI 0.39-0.97]). Children receiving macrolide monotherapy had lower odds of developing severe pneumonia than children receiving narrow-spectrum antibiotics (aOR=0.56, 95%CI 0.33-0.93). However, the absolute risk difference was &lt;0.5% for all analyses.</p>

<p><strong>CONCLUSIONS: </strong>Macrolides are the most commonly prescribed antibiotic for ambulatory children with CAP. Subsequent hospitalization and severe pneumonia are rare. Future efforts should focus on reducing broad-spectrum and macrolide antibiotic prescribing.</p>

DOI

10.1016/j.jpeds.2020.10.005

Alternate Title

J Pediatr

PMID

33045236

Title

Costs and Reimbursements for Mental Health Hospitalizations at Children's Hospitals.

Year of Publication

2020

Date Published

2020 May 21

ISSN Number

1553-5606

Abstract

<p>The financial impact of the rising number of pediatric mental health hospitalizations is unknown. Therefore, this study assessed costs, reimbursements, and net profits or losses for 111,705 mental health and non-mental health medical hospitalizations in children's hospitals with use of the Pediatric Health Information System and Revenue Management Program. Average financial margins were calculated as (reimbursement per day) - (cost per day), and they were lowest for mental health hospitalizations ($136/day), next lowest for suicide attempt ($518/day), and highest for other medical hospitalizations ($611/day). For 10 of 17 hospitals, margin per day for mental health hospitalizations was lower than margin per day for other medical hospitalizations. For these 10 hospitals, the total net loss for inpatient and observation status mental health hospitalizations, compared with other medical hospitalizations, was $27 million (median, $2.2 million per hospital). Financial margins were usually lower for mental health vs non-mental health medical hospitalizations.</p>

DOI

10.12788/jhm.3411

Alternate Title

J Hosp Med

PMID

32496188

Title

Social Disadvantage, Access to Care, and Disparities in Physical Functioning Among Children Hospitalized with Respiratory Illness.

Year of Publication

2020

Number of Pages

e1-e8

Date Published

2020 Feb 11

ISSN Number

1553-5606

Abstract

<p><strong>BACKGROUND AND OBJECTIVES: </strong>Understanding disparities in child health-related quality of life (HRQoL) may reveal opportunities for targeted improvement. This study examined associations between social disadvantage, access to care, and child physical functioning before and after hospitalization for acute respiratory illness.</p>

<p><strong>METHODS: </strong>From July 1, 2014, to June 30, 2016, children ages 8-16 years and/or caregivers of children 2 weeks to 16 years admitted to five tertiary care children's hospitals for three common respiratory illnesses completed a survey on admission and within 2 to 8 weeks after discharge. Survey items assessed social disadvantage (minority race/ ethnicity, limited English proficiency, low education, and low income), difficulty/delays accessing care, and baseline and follow-up HRQoL physical functioning using the Pediatric Quality of Life Inventory (PedsQL, range 0-100). We examined associations between these three variables at baseline and follow-up using multivariable, mixed-effects linear regression models with multiple imputation sensitivity analyses for missing data.</p>

<p><strong>RESULTS: </strong>A total of 1,325 patients and/or their caregivers completed both PedsQL assessments. Adjusted mean baseline PedsQL scores were significantly lower for patients with social disadvantage markers, compared with those of patients with none (78.7 for &gt;3 markers versus 85.5 for no markers, difference -6.1 points (95% CI: -8.7, -3.5). The number of social disadvantage markers was not associated with mean follow-up PedsQL scores. Difficulty/delays accessing care were associated with lower PedsQL scores at both time points, but it was not a significant effect modifier between social disadvantage and PedsQL scores.</p>

<p><strong>CONCLUSIONS: </strong>Having social disadvantage markers or difficulty/delays accessing care was associated with lower baseline physical functioning; however, differences were reduced after hospital discharge.</p>

DOI

10.12788/jhm.3359

Alternate Title

J Hosp Med

PMID

32118564

Title

Vaccination Status and Adherence to Quality Measures for Acute Respiratory Tract Illnesses.

Year of Publication

2020

Date Published

2020 Feb 10

ISSN Number

2154-1671

Abstract

<p><strong>OBJECTIVES: </strong>To assess the relationship between vaccination status and clinician adherence to quality measures for children with acute respiratory tract illnesses.</p>

<p><strong>METHODS: </strong>We conducted a multicenter prospective cohort study of children aged 0 to 16 years who presented with 1 of 4 acute respiratory tract illness diagnoses (community-acquired pneumonia, croup, asthma, and bronchiolitis) between July 2014 and June 2016. The predictor variable was provider-documented up-to-date (UTD) vaccination status. Our primary outcome was clinician adherence to quality measures by using the validated Pediatric Respiratory Illness Measurement System (PRIMES). Across all conditions, we examined overall PRIMES composite scores and overuse (including indicators for care that should not be provided, eg, C-reactive protein testing in community-acquired pneumonia) and underuse (including indicators for care that should be provided, eg, dexamethasone in croup) composite subscores. We examined differences in length of stay, costs, and readmissions by vaccination status using adjusted linear and logistic regression models.</p>

<p><strong>RESULTS: </strong>Of the 2302 participants included in the analysis, 92% were documented as UTD. The adjusted mean difference in overall PRIMES scores by UTD status was not significant (adjusted mean difference -0.3; 95% confidence interval: -1.9 to 1.3), whereas the adjusted mean difference was significant for both overuse (-4.6; 95% confidence interval: -7.5 to -1.6) and underuse (2.8; 95% confidence interval: 0.9 to 4.8) composite subscores. There were no significant adjusted differences in mean length of stay, cost, and readmissions by vaccination status.</p>

<p><strong>CONCLUSIONS: </strong>We identified lower adherence to overuse quality indicators and higher adherence to underuse quality indicators for children not UTD, which suggests that clinicians "do more" for hospitalized children who are not UTD.</p>

DOI

10.1542/hpeds.2019-0245

Alternate Title

Hosp Pediatr

PMID

32041781

Title

Predictors of Bacteremia in Children Hospitalized With Community-Acquired Pneumonia.

Year of Publication

2019

Date Published

2019 Sep 13

ISSN Number

2154-1671

Abstract

<p><strong>BACKGROUND AND OBJECTIVES: </strong>The yield of blood cultures in children hospitalized with community-acquired pneumonia (CAP) is low. Characteristics of children at increased risk of bacteremia remain largely unknown.</p>

<p><strong>METHODS: </strong>We conducted a secondary analysis of a retrospective cohort study of children aged 3 months to 18 years hospitalized with CAP in 6 children's hospitals from 2007 to 2011. We excluded children with complex chronic conditions and children without blood cultures performed at admission. Clinical, laboratory, microbiologic, and radiologic data were assessed to identify predictors of bacteremia.</p>

<p><strong>RESULTS: </strong>Among 7509 children hospitalized with CAP, 2568 (34.2%) had blood cultures performed on the first day of hospitalization. The median age was 3 years. Sixty-five children with blood cultures performed had bacteremia (2.5%), and 11 children (0.4%) had bacteremia with a penicillin-nonsusceptible pathogen. The prevalence of bacteremia was increased in children with a white blood cell count &gt;20 × 10 cells per µL (5.4%; 95% confidence interval 3.5%-8.1%) and in children with definite radiographic pneumonia (3.3%; 95% confidence interval 2.4%-4.4%); however, the prevalence of penicillin-nonsusceptible bacteremia was below 1% even in the presence of individual predictors. Among children hospitalized outside of the ICU, the prevalence of contaminated blood cultures exceeded the prevalence of penicillin-nonsusceptible bacteremia.</p>

<p><strong>CONCLUSIONS: </strong>Although the prevalence of bacteremia is marginally higher among children with leukocytosis or radiographic pneumonia, the rates remain low, and penicillin-nonsusceptible bacteremia is rare even in the presence of these predictors. Blood cultures should not be obtained in children hospitalized with CAP in a non-ICU setting.</p>

DOI

10.1542/hpeds.2019-0149

Alternate Title

Hosp Pediatr

PMID

31519736

Title

Parenteral Antibiotic Therapy Duration in Young Infants With Bacteremic Urinary Tract Infections.

Year of Publication

2019

Date Published

2019 Aug 20

ISSN Number

1098-4275

Abstract

<p><strong>OBJECTIVES: </strong>To determine the association between parenteral antibiotic duration and outcomes in infants ≤60 days old with bacteremic urinary tract infection (UTI).</p>

<p><strong>METHODS: </strong>This multicenter retrospective cohort study included infants ≤60 days old who had concomitant growth of a pathogen in blood and urine cultures at 11 children's hospitals between 2011 and 2016. Short-course parenteral antibiotic duration was defined as ≤7 days, and long-course parenteral antibiotic duration was defined as &gt;7 days. Propensity scores, calculated using patient characteristics, were used to determine the likelihood of receiving long-course parenteral antibiotics. We conducted inverse probability weighting to achieve covariate balance and applied marginal structural models to the weighted population to examine the association between parenteral antibiotic duration and outcomes (30-day UTI recurrence, 30-day all-cause reutilization, and length of stay).</p>

<p><strong>RESULTS: </strong>Among 115 infants with bacteremic UTI, 58 (50%) infants received short-course parenteral antibiotics. Infants who received long-course parenteral antibiotics were more likely to be ill appearing and have growth of a non- organism. There was no difference in adjusted 30-day UTI recurrence between the long- and short-course groups (adjusted risk difference: 3%; 95% confidence interval: -5.8 to 12.7) or 30-day all-cause reutilization (risk difference: 3%; 95% confidence interval: -14.5 to 20.6).</p>

<p><strong>CONCLUSIONS: </strong>Young infants with bacteremic UTI who received ≤7 days of parenteral antibiotics did not have more frequent recurrent UTIs or hospital reutilization compared with infants who received long-course therapy. Short-course parenteral therapy with early conversion to oral antibiotics may be considered in this population.</p>

DOI

10.1542/peds.2018-3844

Alternate Title

Pediatrics

PMID

31431480

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