SynthesisSports medicine (Auckland, N.Z.)2020
Interventions to Change School Recess Activity Levels in Children and Adolescents: A Systematic Review and Meta-Analysis.
Synthesis in Sports medicine (Auckland, N.Z.), 2020. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 31 papers, 9 of them syntheses that pooled 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.
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.
Who cites it
31 citing papers in PubMed, 9 syntheses or guidelines pooled it, 66 citations in OpenAlex.
- Comparative effectiveness of school-based physical activity interventions on moderate-to-vigorous physical activity in children and adolescents: a systematic review and network meta-analysis.BMC public health · 2026Pooled it
- How can physical enrichment of school playgrounds improve movement behaviours and developmental outcomes in children and adolescents? A systematic review with meta-analysis.The international journal of behavioral nutrition and physical activity · 2025Pooled it
- Effectiveness of Intervention Strategies to Increase Adolescents' Physical Activity and Reduce Sedentary Time in Secondary School Settings, Including Factors Related to Implementation: A Systematic Review and Meta-Analysis.Sports medicine - open · 2024Pooled it
- Educational outcomes of recess in elementary school children: A mixed-methods systematic review.PloS one · 2023Pooled it
- "Children are precious cargo; we don't let them take any risks!": Hearing from adults on safety and risk in children's active play in schools: a systematic review.The international journal of behavioral nutrition and physical activity · 2022Pooled it
- "All the fun stuff, the teachers say, 'that's dangerous!'" Hearing from children on safety and risk in active play in schools: a systematic review.The international journal of behavioral nutrition and physical activity · 2022Pooled it
- Efficacy of Mobile Health Applications to Improve Physical Activity and Sedentary Behavior: A Systematic Review and Meta-Analysis for Physically Inactive Individuals.International journal of environmental research and public health · 2022Pooled it
- School-related sedentary behaviours and indicators of health and well-being among children and youth: a systematic review.The international journal of behavioral nutrition and physical activity · 2022Pooled it
- Effects of nutritional intervention strategies in the primary prevention of overweight and obesity in school settings: systematic review and network meta-analysis.BMJ medicine · 2022Pooled it
- Effect of a school-based multicomponent intervention on time-segmented physical activity and sedentary behavior among adolescents: a cluster randomized control trial.BMC public health · 2025Trial
- Voices on a multicomponent school-based physical activity intervention: a qualitative study with school leaders, teachers, and students from the MOVESCHOOL study.BMC public health · 2026Article
- Feasibility of a theory-based multicomponent intervention to improve diet and activity behaviours among primary school children: a pilot study.Nutrition journal · 2026Article
- When and where to intervene: identifying key school segments to enhance adolescent physical activity.Frontiers in sports and active living · 2026Article
- Promoting unstructured recess activity in urban high school: a case study of combined spatial planning and behavioural guidance strategies.BMC public health · 2025Article
- Playing Alone: Recess Physical Activity and Social Interactions of Children with and Without Obesity and Severe Obesity.Childhood obesity (Print) · 2025Article
- Promoting physical activity during recess in small sized elementary school: a pilot study.BMC public health · 2025Article
- Schoolyard Level Inventory for Describing the Environment: Linking High-Resolution Spatiotemporal Data to the Physical Environment to Understand Children's Physical Activity Behaviors.The Journal of school health · 2025Article
- Adolescents' Assessment of Several Step Tracker Mobile Applications Based on Their Previous Level of Physical Activity.Children (Basel, Switzerland) · 2025Article
- A process evaluation of the walking in ScHools (WISH) study using the RE-AIM framework.BMC public health · 2025Article
- Effectiveness of a multicomponent intervention to promote physical activity during the school day: rationale and methods of the MOVESCHOOL study.Frontiers in public health · 2025Article
Corrections and comments
PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.
Authors and funding
5 authors at 2 institutions in 1 country.
Funding
No grant is acknowledged in the PubMed record.
Abstract
backgroundThe school environment is globally recognised as a key setting to promote child and adolescent physical activity. School recess contributes up to 40% of the school day and recommended physical activity levels, providing a critical physical activity promotion opportunity for children and adolescents.
objectiveTo examine the effectiveness of school recess interventions on children's and adolescents' physical activity (PA) and sedentary behaviour (SED) during this time.
designSystematic review and meta-analysis. DATA SOURCES: EBSCOhost (Academic Search Complete, Education Source, ERIC, Global Health, MEDLINE complete, SPORTDiscus), Scopus, and ProQuest electronic databases with full text.
resultsForty-three studies were included in the systematic review, trialling eight different intervention strategies including loose equipment, structured recess, and multicomponent studies. The meta-analysis included 16 studies. Overall, between group mean difference for: (i) time spent in moderate to vigorous-intensity physical activity (MVPA) for randomised controlled trials (RCTs) (n = 6) was 0.18 (95% CI - 0.00 to 0.36) with a marginal significant effect of Z = 1.93 (p = 0.05), (ii) time spent in MVPA for non-RCTs (n = 7) was 0.52 (95% CI - 0.01 to 1.03) with an overall effect of Z = 1.99 (p = 0.05), (iii) time spent in sedentary behaviour for RCTs (n = 3) was - 0.48 (95% CI - 1.38 to 0.43) with an overall effect of Z = 1.03 (p = 0.30). All outcomes had high heterogeneity.
conclusionSchool recess interventions show promise for increasing MVPA. It was difficult to draw strong conclusions due to low study numbers in the meta-analysis and varied intervention designs. Interventions may need to focus on single component strategies (e.g., loose equipment) to improve understanding of outcome effects for future studies.
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What OpenQuestion holds
Registered trials
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.