scholarly journals Sibling influence on children’s objectively measured physical activity: a meta-analysis and systematic review

2018 ◽  
Vol 4 (1) ◽  
pp. e000405 ◽  
Author(s):  
Chelsea L Kracht ◽  
Susan B Sisson

AbstractChildren without siblings (only children) have higher rates of obesity than children with siblings. Childhood obesity may be prevented by minimising sedentary behaviour and accumulating sufficient physical activity in young children. A growing number of articles have examined the influence of siblings on physical activity and sedentary behaviour, yet these articles have not been synthesised. ObjectiveTo synthesise literature and describe the influence of siblings on objectively measured physical activity and sedentary behaviour of children (ages 2–18 years). DesignOutcomes were analysed in a systematic review and meta-analysis. Data sourcesPubMed, EMBASE, Web of Science and Medline OVID were searched for articles related to siblings, physical activity, sedentary behaviour and obesity outcomes from 1947 to March 2018. Eligibility criteriaArticles that evaluated sibling status on physical activity objectively measured by accelerometer or pedometer were included. ResultsNineteen articles, representing 17 independent datasets, were included in the review. Nine were included in the quantitative analysis. Pooled data from nine articles indicated children with siblings had higher moderate-to-vigorous physical activity (MVPA) relative to only children, with a potential dose response for higher number of children in household and higher MVPA (Mean Difference=3.13, 95% CI 1.90 to 4.35, p=0.001). Findings were mixed for the influence of siblings on sedentary behaviour and light physical activity.Summary/ConclusionChildren with siblings had healthier physical activity patterns, as measured by accelerometer or pedometer, than did only children. Suggested mechanisms include peer modelling, encouraging active transport and sports participation, opportunity for playmate and serving as additional caregivers.Trial registration numberCRD42017055463.

2021 ◽  
Vol 143 ◽  
pp. 106356
Author(s):  
Rema Ramakrishnan ◽  
Jian-Rong He ◽  
Anne-Louise Ponsonby ◽  
Mark Woodward ◽  
Kazem Rahimi ◽  
...  

2021 ◽  
Vol 26 ◽  
pp. 1-8
Author(s):  
Marcelo Frio Marins ◽  
Barbara Sutil da Silva ◽  
Natan Feter ◽  
Marcelo Cozzensa da Silva

To investigate the relationship between objectively measured physical activity and occupational stress in different work environments. This systematic review, registered in the PROSPERO database (CRD42020214884), followed the PRISMA methodology. The search took place in October/2020 in the following databases: Web of Science, SPORTDiscus, MedLine/PubMed, PsycINFO, EMBASE, OVID MEDLINE, Scielo and CINAHL. Keywords related to eligible participants (adults and workers), interventions (physical activity objectively measured), comparison (control group or baseline), outcome (stress), and study design (observational studies) were combined using Boolean terms. From 1,524 identified records, 12 articles were included, totaling 2,082 workers. 66.7% of the studies were carried out in Europe and 50.0% among health professionals. Blue collar workers (20.7% [n = 430]) and white collar workers (18.3% [n = 382]), medical resident (6.5% [n = 135]) and protection services (9.7% [n = 202]) were the predominant occupations. Physical activity was higher in blue-collar workers than in white-collar workers, and shift-working nurses were more active compared to non-shift workers and office workers. Increased mental workload was not associated with time spent on physical activities in most studies (10 [83.3%)]). Some studies showed that light physical activity was associated with higher levels of stress and moderate to vigorous physical activity was beneficial for reducing stress dimensions. In conclusion, most studies did not find an association between objectively measured physical activity and the level of stress in workers. Studies with robust methodologies and covering different groups of workers remain necessary.


2015 ◽  
Vol 27 (4) ◽  
pp. 441-453 ◽  
Author(s):  
Guro Pauck Øglund ◽  
Maria Hildebrand ◽  
Ulf Ekelund

The purpose of this systematic review was to explore whether birth weight, early growth and motor development act as determinants of physical activity in children and youth.Methods:We performed a systematic literature search on the possible early life determinants. A meta-analysis was performed on the association between birthweight and objectively measured physical activity.Results:We identified 9 studies examining birth weight, in which none of the studies with objectively measured physical activity observed an association between birth weight and physical activity. The meta-analysis confirmed this result (b=-3.08, 95% CI -10.20, 4.04). The 3 studies examining early growth and physical activity in youth differ in methodology and the results are inconsistent. Two studies suggest an association between earlier motor development and physical activity and sport participation in youth. This was not confirmed in a third study.Conclusion:Our meta-analysis suggests that birth weight is not an important determinant of physical activity in youth. Available data does not allow firm conclusions whether early growth and motor development act as determinants of physical activity in youth.


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