在多个地区的老年人中,TyG ×腰围复合指标和心血管疾病风险:一个横截面研究
Ying Guo1, Jietao Zhang2, Tong Chen2
1The Affiliated Hospital of Jining Medical University, Jining, Shandong, China.
Frontiers in endocrinology
|November 7, 2025
概括
三甘油-葡萄糖指数与腰围 (TyG×WC) 结合,是老年人心血管疾病 (CVD) 风险的强有力的预测指标. 较高的TyG×WC水平显著增加心血管疾病风险,特别是在女性中,有助于早期检测和预防策略.
科学领域:
- 心脏病学 心脏病学
- 代谢综合征是代谢综合征的一种.
- 公共卫生 公共卫生
背景情况:
- 心血管疾病 (CVD) 仍然是全球主要的死亡原因.
- 识别CVD的新风险因素和预测标志物对于有效的预防策略至关重要.
- 三甘油糖指数 (TyG) 和腰围 (WC) 个别与代谢异常和心血管疾病风险有关.
研究的目的:
- 调查结合腰围 (TyG×WC) 的甘油三糖指数与老年人心血管疾病 (CVD) 风险之间的关联.
- 评估TyG×WC指数对心血管疾病风险评估的预测性能和临床实用性.
- 探索不同种群和子群体之间协会的潜在差异.
主要方法:
- 利用了来自三个人口来源 (NHANES,中国社区队列,三级医院) 的数据,共计3,443名老年人.
- 计算了TyG指数,并将其与腰围 (WC) 结合起来,形成TyG×WC指数,分为四分位数.
- 使用多变量逻辑回归,ROC曲线,NRI,IDI,DCA和元分析来评估关联,模型性能和临床效用.
主要成果:
- 在较高的TyG×WC四分位数 (Q3,Q4) 和心血管疾病风险增加 (OR = 1.94,2.47;P<0.001) 之间发现了显著的正相关性.
- 与没有TyG×WC指数的模型相比,TyG×WC指数显示出更好的预测准确性 (AUC,NRI,IDI).
- 在女性和NHANES人群中观察到更强的预测效应,在所有人群中都有一致的趋势.
结论:
- TyG×WC复合指标是老年人心血管疾病风险的独立预测指标.
- 该指数提高了心血管疾病风险预测的准确性和临床效用,显示出强大的通用性.
- TyG×WC作为一个有价值的工具,用于查高风险个人和指导心血管疾病预防策略.
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