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. 2019 Feb 25;14:473–484. doi: 10.2147/CIA.S191117

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© 2019 Jäger et al. This work is published and licensed by Dove Medical Press Limited

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Kaplan–Meier survival function: FI-Lab21 before discharge from hospital stratified into seven groups with increasing scores.

Abbreviation: FI-Lab21, 21-item frailty index based on laboratory blood and urine tests.