脉冲波速度与社区老年人的虚弱,残疾和死亡率之间的关联
Alejandro Álvarez-Bustos1, Jose A Carnicero1,2, Beatriz Rodríguez-Sánchez1,3
1Centro de Investigación Biomédica en Red sobre Fragilidad y Envejecimiento Saludable (CIBERFES), Instituto de Salud Carlos III, Madrid, Spain.
JACC. Advances
|June 28, 2024
概括
动脉硬预示着老年人的虚弱,残疾和死亡率. 较高的脉冲波速度 (PWV) 表示风险增加,每个不良结果都有特定的值.
科学领域:
- 老年学是一门学科.
- 心血管健康 心血管健康
- 生物医学科学 生物医学科学
背景情况:
- 动脉硬与老年人的不良事件有关.
- 有限的数据存在于动脉硬与脆弱,残疾和死亡率的关联在这个人群中.
研究的目的:
- 调查动脉硬性在功能衰退 (脆弱和残疾) 和死亡率中的作用.
- 确定动脉硬性的潜在值,以预测老年人的不良结果.
主要方法:
- 利用了托莱多健康衰老研究队列的数据,其中包括978名没有糖尿病的社区老年人 (≥65岁).
- 在基线测量脉冲波速率 (PWV),并在2.99至6.2年内跟踪参与者进行虚弱,残疾和死亡率.
- 采用后勤和考克斯比例危险模型,调整多个共变量,包括年龄,性别,并发症和心血管风险因素.
主要成果:
- 较高的PWV与横截面脆弱性和残疾 (PWV>11.5 m/s) 有显著的关联.
- 事件脆弱性是由PWV>10 m/s预测的,而事件和残疾恶化的门是PWV>12.5 m/s.
- 死亡风险在PWV>11 m/s时增加,年龄在这些确定的切线点以下是主要预测因素.
结论:
- 动脉硬是老年人虚弱,残疾和死亡的重要预测因素.
- 对于每个不良结果,有不同的动脉硬度严重程度值,突出其多方面的影响.
- 年龄仍然是一个关键因素,但动脉硬性为不良的衰老结果提供了额外的预测价值.
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