Fig. 3From: Frailty related all-cause mortality or hospital readmission among adults aged 65 and older with stage-B heart failure inpatientsMultivariable Cox proportional hazard models of frailty, adjusted by age, sex, NT-pro BNP level, and LVEF. Frailty was defined by Fried frailty phenotype, and events were defined as 6-month mortality or readmission (a) and 6-month clinical heart failure development (b). HR, Hazard ratio; CI, confidence interval; LVEF, left ventricular ejection fractionBack to article page