美国超重或肥胖人口体育活动和内脏脂肪指数 (VAI) 之间的关联:一个横截面研究
XiaoLiang Tao1, Xiang Xu2, YaoXin Xu1
1Department of Orthopaedics, National & Regional United Engineering Lab of Tissue Engineering, Southwest Hospital, Army Medical University, 30 Gaotanyan Street, Shapingba District, Chongqing, 400038, China.
BMC public health
|August 26, 2024
概括
定期体力活动 (PA) 与下部内脏脂肪指数 (VAI) 相关,这是内脏脂肪的标志物. 超重/肥胖个体需要超过150个MET-小时/周的PA以显著减少VAI.
科学领域:
- 肥胖研究的研究.
- 代谢健康 代谢健康
- 公共卫生 公共卫生
背景情况:
- 身体活动 (PA) 对超重/肥胖个体的内脏脂肪组织 (VAT) 有影响.
- 使用内脏脂肪指数 (VAI) 的PA和VAT之间的剂量反应关系在体重状态中不太了解.
- 从腰围,体重指数,甘油三和高密度胆固醇中得出的VAI,作为增值税的新型指标.
研究的目的:
- 调查身体活动与内脏脂肪指数 (VAI) 之间的关联.
- 在正常体重和超重/肥胖人口中探索这种关联.
- 为了确定是否存在剂量反应关系,以及是否在体重组之间存在差异.
主要方法:
- 使用了来自国家健康和营养检查调查 (NHANES) 数据库 (2015-2018) 的数据.
- 包括具有VAI,PA和共变量完整数据的参与者,重点关注超重/肥胖个体.
- 使用多变量线性回归,子组分析,相互作用测试和受限立方线回归 (RCS) 来分析PA-VAI关联.
主要成果:
- 在所有参与者中,增加的PA显著与较低的VAI相关,包括那些超重/肥胖和没有超重/肥胖的人.
- 在所有组中,RCS分析证实了PA和VAI之间的显著,线性和负相关性.
- 为了显著减少超重/肥胖个体的VAI,需要达到每周150MET小时的PA值,而不是正常体重的个体.
结论:
- 身体活动与体重类别的内脏脂肪指数 (VAI) 相反相关.
- 超重和肥胖的个体需要更高的体力活动水平 (超过150MET-h/week),以实现VAI的显著减少.
- 研究结果强调了足够的PA对于管理内脏脂肪的重要性,特别是在风险人群中.
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