JAMA Intern Med:住院期间活动障碍评估预测老年急性心肌梗死功能预后

2019-10-14 MedSci MedSci原创

住院期间评估的活动障碍是预测老年AMI幸存者功能下降的有效手段

许多老年急性心肌梗死(AMI)幸存者会存在各方面的功能衰退,而行动障碍被认为是导致功能下降的一个风险因素,近日研究人员探讨老年AMI患者在住院期间活动障碍的发现,作为老年AMI患者功能下降的危险指标。

2587例75岁以上AMI住院患者参与研究,使用定时"向上和向下"运动评估AMI住院期间的活动性,评分分类为正常(≤15秒完成),轻度损伤 (>15到或25秒完成),中度损伤(>25秒至完成)和重度损伤(无法完成)。在基线检查和出院后6个月评估日常生活活动(ADL,如洗澡、穿衣、家中走动)和步行0.4公里自我报告功能。主要结局为1个或以上ADLS恶化,从基线到出院后6个月,丧失行走0.4公里的能力。通过多变量调整的logistic回归,评价了运动障碍与功能下降的风险之间的关联。

患者平均年龄为81.4岁,男性1462例(56.5%)。在AMI住院期间,有半数以上患者存在活动障碍,21.8%(564/2587)有轻度损害,16.0%(414/2587)有中度损害,15.2%(391/2587)有严重的活动障碍,12.8%(332/2587)出现ADL下降,16.7%(431/2587)报告0.4km活动能力下降。仅有3.8%的住院期间活动性评分分类为正常患者出现ADL下降,而轻度损伤为6.9%(aOR 1.24),中度损伤者为18.6%(77/414,aOR:2.67),重度损伤者34.7%(136/391,aOR:5.45)。11%的住院期间活动性评分分类为正常患者丧失行走0.4公里的能力,而轻度损伤者为15.2%(85/558,aOR:1.51),中度损伤为19.0%(78/411,aOR:2.03),重度损伤为24.6%(95/386,aOR:3.25)。

住院期间评估的活动障碍是预测老年AMI幸存者功能下降的有效手段。

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