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Evaluating Frailty Index Integrity: Insights from an International Network Study
2026-01-18
epidemiology
Title + abstract only
View on medRxiv
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Deficit-accumulation Frailty Indices (FIs) have rapidly been integrated into health systems worldwide to quantify the state of reduced physiologic reserve to recover from a health insult in the aging population. Common data models (CDMs) have further enabled international, interinstitutional applications of FIs. However, the validity of such applications is unknown. We conducted an international network study comparing estimates of frailty from two electronic health record (EHR)-based FIs: Unit...
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