饮食摄入与美国人口慢性阻塞性肺病和肺功能之间的关联:一个横截面研究
Zhi-Feng Lin1,2, Hua-Wei Lin2, Wan-Zhe Liao1,3
1Department of Clinical Laboratory Medicine, Guangdong Provincial Key Laboratory of Major Obstetric Diseases; Guangdong Provincial Clinical Research Center for Obstetrics and Gynecology, The Third Affiliated Hospital of Guangzhou Medical University, Guangzhou, China.
饮食中较高的摄入量与更好的肺功能 (FEV1和FVC) 和较低患慢性阻塞性肺病 (COPD) 的几率有关. 这表明可能有助于预防和管理COPD.
科学领域:
- 肺部医学 肺部医学
- 营养科学 营养科学
背景情况:
- 慢性阻塞性肺病 (COPD) 是全球主要的死亡原因之一.
- 在COPD进展中的作用尚不清楚.
研究的目的:
- 调查饮食摄入量与肺功能之间的关联.
- 为了检查饮食摄入量与美国人口中COPD患病率之间的关系.
主要方法:
- 分析了2007-2012年国家健康和营养检查调查 (NHANES) 4865名参与者的数据.
- 利用多重回归分析,分层分析和光滑曲线来评估关联.
- 在统计模型中控制潜在的混因素.
主要成果:
- 增加摄入量与更高的FEV1 (强迫呼吸量1秒) 和FVC (强迫生命能力) 有积极的关联.
- 更高的摄入量与患上COPD的几率降低有关.
- 对COPD风险的保护作用在男性和40-60岁的人群中更为显著.
结论:
- 饮食中的摄入量与改善的肺功能 (FEV1和FVC) 有积极关联.
- 适当的摄入量可能有助于降低COPD的患病率.
- 补充可能是预防和治疗COPD的可行策略.
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