For the 12-month mortality endpoint, pre-frail and frail patients showed 1.05-fold (HR = 2.05, 95% CI: 1.19–3.52, P = 0.009) and 2.61-fold (HR = 3.61, 95% CI: 1.98–6.61, P < 0.001) increased mortality risks, respectively, with a highly significant trend test (P for trend <0.001).
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Preprocedural frailty status and short- and long-term mortality risk after endovascular therapy in elderly acute ischemic stroke patients.
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