身体活动的体积和强度为健康的身体质量指数和心肺健康:提高儿童和青少年加速仪的翻译体育活动参考值
Lynne M Boddy1, Alex V Rowlands2,3,4, Borja Del Pozo Cruz5
1The Physical Activity Exchange, Research Institute for Sport and Exercise Sciences, Liverpool John Moores University, Liverpool, UK.
Scandinavian journal of medicine & science in sports
|August 19, 2025
概括
手腕加速度计的体力活动参考值有助于了解年轻人身体质量指数 (BMI) 和心肺健康状况 (CRF). 增加体力活动 (PA) 对于达到健康体重和健身水平至关重要.
科学领域:
- 儿科健康 儿科健康
- 运动科学 运动科学
- 生物识别信息 生物识别信息
背景情况:
- 身体活动 (PA) 对于儿童的健康至关重要,影响身体质量指数 (BMI) 和心肺健康 (CRF).
- 加速度计衍生PA指标需要在临床和公共卫生环境中实际应用的背景.
- 确定PA体积和强度的参考值可以弥合原始数据和健康状况之间的差距.
研究的目的:
- 为了证明身体活动 (PA) 的实用性,手腕加速度计结果参考值.
- 为了确定与儿童和青少年的BMI和CRF状态相关的PA体积 (平均加速) 和强度分布 (强度梯度) 百分点.
- 量化PA增加所需的个体过渡到更健康的体重和CRF类别.
主要方法:
- 使用儿童和青少年手腕加速度计数据进行二次数据分析.
- 限制性立方脊线线性混合模型用于评估PA指标和BMI/CRF之间的剂量反应关联.
- 计算对应不同BMI和CRF状态的平均加速度和强度梯度百分点的计算.
主要成果:
- 在男孩和女孩的平均加速和BMI之间发现了一个非线性反向关联.
- 在两性中,平均加速,强度梯度和CRF之间存在积极的剂量反应关系.
- 针对正常体重,超重,肥胖以及低,中等,高CRF状态的特定平均加速度和强度梯度值/点被确定.
结论:
- 从加速度计中获得的PA参考值对于将客观的PA数据转化为有意义的健康见解是有用的.
- 儿童需要显著增加每日平均加速,才能从超重转向健康体重类别.
- 这些发现强调了PA对儿科BMI和CRF的重要性,并突出了PA参考值在健康行为跟踪和干预方面的潜力.
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