开发和验证一个预测模型的脆弱风险在老年人的心血管代谢并发症的发展和验证
Lulu Yan1,2, Entong Ren1, Chenjiao Guo3
1Health Science Center, Yangtze University, Jingzhou City, China.
Frontiers in public health
|May 7, 2025
概括
一个新的诺莫格拉姆模型有效地预测了患有心血管代谢多病症 (CMM) 的老年人的脆弱风险. 这种工具有助于早期识别和个性化健康管理这个弱势群体.
科学领域:
- 老年学是指老年学的学科.
- 公共卫生 公共卫生
- 心脏病学 心脏病学
背景情况:
- 人口老龄化正在增加脆弱的患病率,这是一个重大的公共卫生问题.
- 心血管代谢多病症 (CMM) 是老年人虚弱的主要危险因素.
- 早期发现CMM患者的脆弱性对于及时干预至关重要.
研究的目的:
- 开发和验证一个预测模型来评估CMM的老年人脆弱风险.
- 确定与此群体脆弱性发展相关的关键因素.
- 为早期检测和个性化管理提供一个工具.
主要方法:
- 利用了2015年中国健康与退休长度研究 (CHARLS) 的数据.
- 在2,164名CMM参与者中使用LASSO和后勤回归来识别脆弱预测因素.
- 使用八个重要因素 (抑郁症,社交活动,跌倒,生活满意度,ADL,认知,年龄,CMD计数) 构建并验证了一个名录模型.
主要成果:
- 在训练和验证组中,名图显示出强大的预测性能,曲线下的面积 (AUC) 值为0.816.
- 模型校准非常好,预测和观察结果之间没有显著的偏差 (Hosmer-Lemeshow p > 0.05).
- 决策曲线分析证实了该模型在确定脆弱风险方面的实质性临床实用性.
结论:
- 开发的诺米图谱是一种可靠和有效的工具,用于早期评估老年CMM患者的脆弱风险.
- 该模型支持个性化的健康管理和干预策略.
- 这些发现为CMM老龄化人口的积极医疗保健方法提供了科学基础.
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