Table 2.

Univariate analysis and multivariate analysis.

Variables	Univariate Analysis			Multivariate Analysis
	Cox Proportional Hazard Ratio	95% CI	p Value	Cox Proportional Hazard Ratio	95% CI	p Value
BMI, kg/m2	0.88	0.79–0.99	0.03
Hemoglobin level, g/dL	0.88	0.78–1.002	0.054
GNRI	0.96	0.92–0.99	0.02	0.96	0.93–0.998	0.048
Motor FIM score at discharge	0.96	0.94–0.99	0.01	0.97	0.94–0.999	0.03

BMI = body mass index; CI = confidence interval; FIM = Functional Independence Measure; GNRI = Geriatric Nutritional Risk Index.