Evidence map›Paper›PMID 30939299›Full record

Observational studyEvaluation and program planning2019

Examining the impact of a summer learning program on children's weight status and cardiorespiratory fitness: A natural experiment.

Ethan T Hunt, Michelle L Whitfield, Keith Brazendale, Michael W Beets, R Glenn Weaver

Abstract readObservational Study
In one paragraph

Observational study in Evaluation and program planning, 2019. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 17 papers, 2 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
17citing papers in PubMed, 2 pooled it
–field-weighted citation impact
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

17 citing papers in PubMed, 2 syntheses or guidelines pooled it.

  1. Pooled it
  2. Pooled it
  3. Article
  4. Observational
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  12. Children's moderate-to-vigorous physical activity on weekdays versus weekend days: a multi-country analysis.The international journal of behavioral nutrition and physical activity · 2021
    Article
  13. Comprehensive use of cardiopulmonary exercise testing in pediatrics.Pediatric endocrinology, diabetes, and metabolism · 2021
    Review
  14. The impact of summer vacation on children's obesogenic behaviors and body mass index: a natural experiment.The international journal of behavioral nutrition and physical activity · 2020
    Observational
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  16. Article
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4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

5 authors.

Ethan T HuntUniversity of South Carolina, 921 Assembly St, Columbia, SC, 29208, United States. Electronic address: ethunt@email.sc.edu.
Michelle L WhitfieldUniversity of South Carolina, 921 Assembly St, Columbia, SC, 29208, United States.
Keith BrazendaleUniversity of South Carolina, 921 Assembly St, Columbia, SC, 29208, United States.
Michael W BeetsUniversity of South Carolina, 921 Assembly St, Columbia, SC, 29208, United States.
R Glenn WeaverUniversity of South Carolina, 921 Assembly St, Columbia, SC, 29208, United States.

Funding

“Interventions to Promote Healthy Lifestyle and Academic Performance in Children during the Summer Months.” R21HD090647 · NICHD · UNIVERSITY OF SOUTH CAROLINA AT COLUMBIA · PI WEAVER, ROBERT G · 2017 to 2018
$497k
Investigating the Role of Structured Days on Accelerated Weight Gain during SummerR21HD095164 · NICHD · UNIVERSITY OF SOUTH CAROLINA AT COLUMBIA · PI WEAVER, ROBERT G · 2018 to 2019
$491k
NICHD NIH HHS R21 HD090647NICHD NIH HHS R21 HD095164
6 · The paper itself

Abstract

This study examined the impact of an existing 7-week summer learning program on children's weight status and cardiorespiratory fitness (CRF).

methodsUsing an observational repeated measures within-subjects design, children's (N = 20 mean age = 6.35; 45% female; 80% African American) height, weight, and CRF (i.e., Fitnessgram PACER), were measured during the first and final week of the seven week program. Descriptive statistics were calculated for all variables. Median regression analysis examined estimated the differences in BMI zscore, overweight and obesity prevalence, and CRF during the first week (baseline) compared to the final week (outcome).

resultsOf those enrolled initially in the program, 77% attended for more than 4 weeks. When controlling for attendance and sex, no statistically significant changes were observed for, median zBMI (pre: 0.12, post: 0.11) or CRF (pre: 10, post: 13.5 PACER laps). All children except for one maintained the same weight status (e.g. normal weight, overweight) from baseline to outcome. A total of 12 participants increased or maintained the number of PACER laps completed, while 8 participants' PACER laps decreased.

conclusionThe results of this natural experiment provides preliminary evidence that participation in a structured summer program can potentially mitigate unhealthy weight gains and fitness loss over the summer for some children. Future studies with larger more representative samples are needed to establish the impact of structured summer programming on children's CRF and weight status.

Indexed as

Black or African AmericanBody Mass IndexBody WeightCardiorespiratory FitnessChildChild, PreschoolFemaleHealth EducationHumansMaleOverweightPediatric ObesityPhysical FitnessProgram EvaluationSocioeconomic FactorsChildrenDietFitnessPhysical activityWeight

Identifiers

PMID30939299
PMCPMC8087453

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Registered trials

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Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.