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Multivariable logistic regression analysis. Odds ratio and statement of the C‐index of frailty/sarcopenia assessments adjusted for clinical risk represented by EuroSCORE II in a multivariable logistic regression analysis for the endpoint 6‐month mortality and/or ventilation time >95 h. Abbreviations: TMESA/BSA = total muscle areas of the erector spinae muscle/body surface area; TPA/BSA = total muscle areas of the iliopsoas muscle/body surface area.
