SynthesisBMJ open sport & exercise medicine2021
Changes in physical activity and sedentary behaviours from before to during the COVID-19 pandemic lockdown: a systematic review.
Synthesis in BMJ open sport & exercise medicine, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. It is linked to trial NCT06448520 (Reference Values for the Muscle Power Sprint Test in Children Aged 5-12 Years), which is not on this map. Cited by 671 papers, 5 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.
Reference Values for the Muscle Power Sprint Test in Children Aged 5-12 Years
Who cites it
671 citing papers in PubMed, 5 syntheses or guidelines pooled it.
- Comparison of physical activity and sedentary behavior between telework and office work in a working population during the COVID-19 pandemic: a systematic review and meta-analysis of observational studies.BMC public health · 2025Pooled it
- Pre-Participation Evaluation of Recreational and Competitive Athletes - A Systematic Review of Guidelines and Consensus Statements.Sports medicine - open · 2025Pooled it
- DE-PASS best evidence statement (BESt): determinants of adolescents' device-based physical activity and sedentary behaviour in settings: a systematic review and meta-analysis.BMC public health · 2024Pooled it
- The Effect of Sedentary Behaviour on Cardiorespiratory Fitness: A Systematic Review and Meta-Analysis.Sports medicine (Auckland, N.Z.) · 2024Pooled it
- Process evaluation of school-based high-intensity interval training interventions for children and adolescents: a systematic review and meta-analysis of randomized controlled trials.BMC public health · 2024Pooled it
- Effectiveness of a Blended Intervention to Promote Physical Activity Among Office Employees: Randomized Controlled Trial.Journal of medical Internet research · 2026Trial
- Wearable-Measured Physical Activity Goal Adherence and Body Composition Change in a 12-Month mHealth Weight Loss Trial.Sensors (Basel, Switzerland) · 2026Trial
- Randomised feasibility trial of a remotely delivered holistic UK employee programme combining tailored sleep hygiene, diet, and physical activity counselling for weight management: a mixed-methods evaluation.Journal of nutritional science · 2026Trial
- Effects of high-intensity interval rope-skipping on cardiorespiratory fitness, body composition, and enjoyment in young adults.European journal of clinical nutrition · 2025Trial
- Experiences and outcomes of older adults with obesity transitioning from gym- to home-based resistance training due to COVID-19 lockdowns: a mixed-methods analysis of a RCT.BMC geriatrics · 2025Trial
- Remote Exercise Training Intervention During the COVID-19 Pandemic: Randomized Controlled Trial.Journal of medical Internet research · 2024Trial
- The metabolic effects of habitual leg shaking: A randomized crossover trial.Journal of diabetes · 2024Trial
- Trial
- Digital Group-Based Intervention for Physical Activity Promotion Among Thai Adults During the COVID-19 Lockdown: Randomized Controlled Trial.Journal of medical Internet research · 2024Trial
- Structural physical activity restriction, cerebrovascular and diabetes mortality, and long-term care intensity in Japan: An ecological panel study across 47 prefectures (2013-2022) with a COVID-19 counterfactual analysis.Dialogues in health · 2026Article
- Incidence and Risk Factors for Non-AIDS Comorbidities After COVID-19 in People Living With HIV in Atlanta, Georgia.Journal of acquired immune deficiency syndromes (1999) · 2026Article
- Leisure-Time Physical Activity, Sleep, and Self-Perception of Health During the COVID-19 Lockdown in Québec.Epidemiologia (Basel, Switzerland) · 2026Article
- Self-Reported Outdoor Activities and Perceived Stress During the First COVID-19 Wave: A Cross-Sectional Study in Poland and Italy.Medicina (Kaunas, Lithuania) · 2026Article
- School Readiness, Learning Challenges, and Lifestyle Changes Among Children During the COVID-19 Pandemic.The Journal of school health · 2026Article
- The Effects of Neighborhood Violence on Physical Activity Following the COVID-19 Stay-at-Home Order: A Multilevel Analysis.Journal of racial and ethnic health disparities · 2026Article
611 more citing papers are in PubMed but not listed here.
Corrections and comments
PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.
Authors and funding
9 authors.
Funding
No grant is acknowledged in the PubMed record.
Abstract
objectiveIn March 2020, several countries banned unnecessary outdoor activities during COVID-19, commonly called 'lockdowns. These lockdowns have the potential to impact associated levels of physical activity and sedentary behaviour. Given the numerous health outcomes associated with physical activity and sedentary behaviour, the aim of this review was to summarise literature that investigated differences in physical activity and sedentary behaviour before vs during the COVID-19 lockdown. DESIGN DATA SOURCES AND ELIGIBILITY CRITERIA: Electronic databases were searched from November 2019 to October 2020 using terms and synonyms relating to physical activity, sedentary behaviour and COVID-19. The coprimary outcomes were changes in physical activity and/or sedentary behaviour captured via device-based measures or self-report tools. Risk of bias was measured using the Newcastle-Ottawa Scale.
resultsSixty six articles met the inclusion criteria and were included in the review (total n=86 981). Changes in physical activity were reported in 64 studies, with the majority of studies reporting decreases in physical activity and increases in sedentary behaviours during their respective lockdowns across several populations, including children and patients with a variety of medical conditions.
conclusionGiven the numerous physical and mental benefits of increased physical activity and decreased sedentary behaviour, public health strategies should include the creation and implementation of interventions that promote safe physical activity and reduce sedentary behaviour should other lockdowns occur.
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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.