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Relationship Between Parent and Child Physical Activity Using Novel Acceleration Metrics.
Samantha Donnelly1, Duncan S Buchan1, Gillian McLellan1
1The University of the West of Scotland.
Research Quarterly for Exercise and Sport
|September 23, 2020
Summary
Parental activity levels did not significantly influence children's body mass index (BMI) or activity metrics. This study found limited associations between parental BMI, child activity intensity, and BMI-z scores in parent-child dyads.
Area of Science:
- Biomedical Engineering
- Public Health
- Pediatrics
Background:
- Raw acceleration data offer novel metrics for cross-population comparisons.
- Understanding physical activity intensity and its relation to body mass index (BMI) is crucial for public health.
- Parent-child associations in physical activity and BMI warrant further investigation.
Purpose of the Study:
- To investigate the association between intensity gradient (IG) and average acceleration (AvAcc) with BMI in children and adults.
- To explore parent-child relationships concerning time spent in physical activity intensities and BMI.
- To determine if parental activity influences child activity and BMI.
Main Methods:
- Utilized ActiGraph GT3X+ monitors for wrist-worn accelerometry in 90 parent-child dyads over at least 3 valid days (≥16 hrs/day).
- Calculated Body Mass Index (BMI) for all participants.
- Analyzed associations between parental BMI, child's BMI-z scores, and activity metrics (IG, AvAcc).
Main Results:
- Girls' BMI-z scores correlated positively with parental BMI and inactive time.
- Parental inactive time predicted girls' BMI-z scores.
- Associations were observed between boys' IG and BMI z-score, but not with AvAcc. Girls' AvAcc and IG showed no association with BMI z-score.
Conclusions:
- Parental activity levels do not appear to influence their child's activity intensity or BMI.
- Findings align with previous research suggesting limited impact of parental activity on child's activity.
- Further research may be needed to explore nuanced relationships between parental and child adiposity and activity patterns.
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