Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
Cox regression survival curves, adjusted for age and sex, of physical and multidimensional frailty on mortality (A), disability (B), and hospitalizations (C) in elderly HF patients stratified according to the degree of frailty (light, moderate, and severe). CHF, chronic heart failure.
