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生活方式和与皮症相关的特征之间的关系:一个双样本的门德尔随机化研究
Xiaoting Xia1, Shate Xiang2, Lijiangshan Hua1
1School of Nursing, Zhejiang Chinese Medical University, Hangzhou, China.
Archives of gerontology and geriatrics
|September 1, 2023
概括
吸烟可能会降低手握力较低的风险,而饮酒可能会增加风险. 在这项门德尔随机化研究中,体力活动与与萨科佩尼亚相关的特征没有因果关系.
科学领域:
- 遗传学和公共卫生
- 生活方式 医学 医疗
- 衰老研究研究 衰老研究
背景情况:
- 标志着肌肉质量和强度低的萨尔科佩尼亚是一种与衰老相关的严重疾病.
- 吸烟,饮酒和体育活动等生活方式因素被怀疑会影响萨科佩尼亚,但因果关系尚不清楚.
- 门德尔随机化 (MR) 提供了一种可靠的方法来研究使用遗传变异的暴露和结果之间的因果关系.
研究的目的:
- 确定关键的生活方式因素 (吸烟,饮酒,体力活动) 和与肉症相关的特征之间的因果关系.
- 为了区分中度和剧烈体力活动对肌肉力量和质量的具体影响.
- 为生活方式干预提供以证据为基础的见解,旨在预防或减轻肉症.
主要方法:
- 使用孟德尔的随机化 (MR) 分析与全基因组关联研究的仪器变量.
- 检查了吸烟,饮酒,适度体力活动和剧烈体力活动作为暴露因素.
- 作为结果变量,评估了低手握强度和附肌肉质量,使用逆方差加权 (IVW) 方法以及灵敏度和变性分析.
主要成果:
- 吸烟与手握强度低 (OR=0.899,P=0.010) 相反相关,这表明有保护作用.
- 酒精消费与手握强度低 (OR=1.137,P=0.020) 有积极关联,表明风险增加.
- 在吸烟,饮酒和尾性瘦身量之间没有发现显著的因果关系,也没有在体力活动 (中度或剧烈) 和研究的肉症特征之间发现.
结论:
- 吸烟可能会因果性地降低患手握力较低的风险.
- 饮酒可能会导致手握力较低的风险增加.
- 身体活动似乎与与萨科佩尼亚相关的特征,如手握强度或瘦肉质量没有直接的因果关系.
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