身体大小和组成与心力衰竭的双向关联:孟德尔的随机化研究
Yuqi Hong1, Ziting Gao2, Hongye Wei2
1Department of Epidemiology and Health Statistics, School of Public Health, Fujian Medical University, Fuzhou, Fujian, China; Department of Occupational Health and Environmental Health, School of Public Health, Anhui Medical University, Hefei, Anhui, China.
International journal of cardiology
|April 20, 2024
概括
按体重指数 (BMI) 衡量的一般肥胖是心力衰竭 (HF) 的独立危险因素. 其他肥胖指标与HF风险有关,但这种关联取决于BMI.
科学领域:
- 心血管疾病流行病学
- 肥胖问题研究研究
- 遗传流行病学遗传流行病学
背景情况:
- 肥胖是对心力衰竭 (HF) 发展日益关注的一个问题.
- 身体组成和高频率之间的双向关系需要进一步研究.
- 门德尔随机化 (MR) 提供了一个强大的方法来探索因果关系.
研究的目的:
- 通过MR检测,研究身体大小/构成与HF风险之间的双向关联.
- 确定一般和中心肥胖症是否介导体型和HF之间的关系.
- 澄清各种肥胖指标对HF发展的独立贡献.
主要方法:
- 进行了一项两样双向MR研究.
- 用全基因组关联研究数据进行聚合分析.
- 单变量和多变量MR分析评估了因果关系和调解效应.
主要成果:
- 身体质量指数 (BMI),脂肪质量 (FM),腰围 (WC),无脂肪质量 (FFM) 和腰比 (WHR) 被确定为HF的危险因素.
- 因果关系的强度是按BMI > FM > WC > FFM > WHR进行的.
- 在对BMI进行调整后,其他指标与HF的关联减弱为零,突出显示了BMI的主要作用. 只有BMI和FM在WC调整后仍然显著.
结论:
- 一般肥胖 (BMI) 是心力衰竭的独立预测因素.
- 其他肥胖指标与HF的关联在很大程度上取决于BMI.
- 没有证据表明HF发作会影响身体大小或组成.
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