The Clinical Frailty Scale for mortality prediction of old acutely admitted intensive care patients: a meta-analysis of individual patient-level data.

Ann Intensive Care · 2023 · PMC10155148 · PMID 37133796

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borderline significantno p-value reported

By contrast, being "vulnerable" (CFS 4) was borderline significant or not-significant across all the analyses—depending on the used acute illness severity score (compared with the reference CFS of 1–3, see Additional file 1 : Table S7).

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