Relationship between Activities of Daily Living and Readmission within 90 Days in Hospitalized Elderly Patients with Heart Failure

Table 2

Results of univariate analysis.

	Cox proportional hazard ratio	95% CI		p value
Age, years	1.09	1.02	1.17	0.01
BMI, kg/m^2	0.86	0.75	0.98	0.03
NYHA class at discharge I/II, %	2.53	1.07	5.96	0.03
Hemoglobin level at discharge, g/dL	0.76	0.61	0.95	0.02
m-FIM score at discharge	0.92	0.89	0.96	<0.001

BMI = body mass index; CI = confidence interval; m-FIM = motor Functional Independence Measurement; NYHA = New York Heart Association.