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饮食质量,未经加工的植物性食品和患有CKD的成年人的血管功能:试点随机临床试验的二次分析
Clinical nephrology
|June 18, 2025
概括
在患有慢性病 (CKD) 的退伍军人中,未经加工的植物性食品的摄入量较高与动脉硬性降低有关. 需要进一步的研究来证实这些发现,并探索用于CKD管理的饮食干预措施.
科学领域:
- 腎臟病學 (nephrology) 是一種醫學專業.
- 心脏病学 心脏病学
- 营养科学 营养科学
背景情况:
- 慢性病 (CKD) 在退伍军人中很常见,增加了心血管疾病 (CVD) 的风险和死亡率.
- 饮食中的水果和蔬菜摄入可能有利于CKD和CVD管理,但具体的营养影响尚不清楚.
研究的目的:
- 调查未经加工的植物性营养摄入量与患有CKD的退伍军人的血管功能,氧化和炎症之间的关联.
- 探索饮食模式如何影响这一群体的关键心血管和炎症标志物.
主要方法:
- 对CKD试验中的酸盐降低进行了后期分析.
- 线性回归模型评估了未经加工的植物性能量/营养摄入量与脉冲波速度 (PWV),流介扩张 (FMD) 和氧化/炎症标记之间的关系.
- 对多种混因素进行了调整,包括年龄,性别,BMI,血压,糖尿病,心血管疾病和功能.
主要成果:
- 在调整后的模型中,每天摄入更多的未经加工的植物性能量,,和蛋白质与较低的PWV相关.
- 在未经加工的植物性营养摄入量和口病或氧化或炎症标志物之间没有发现显著的关联.
- 研究队列 (n=42) 患有3b-4阶段的CKD,饮食中含有大量动物和加工食品.
结论:
- 增加未经加工的植物性食品和营养素的消费与慢性病患者的动脉硬性降低有关,尽管整体饮食质量差.
- 需要进行更大规模的研究来验证这些发现,并调查CKD中饮食干预措施的有效性.
- 这些发现表明,植物性饮食在慢性病中管理血管健康方面可能发挥作用.
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