Table 5.

Relationships between Barthel Index efficiency and other variables (n = 404)

Variables	B	SE	95% confidence interval of B	β	VIF	P‐value
Quadriceps echo intensity	−0.00	0.00	−0.01, −0.00	−0.21	2.23	<0.01
Quadriceps thickness	0.03	0.06	−0.09, 0.14	0.03	2.57	0.67
Subcutaneous fat thickness of the thigh	−0.04	0.09	−0.22, 0.13	−0.03	1.47	0.64
Barthel Index score at admission	−0.00	0.00	−0.00, −0.00	−0.16	1.65	<0.01
Age	0.00	0.00	−0.01, 0.01	0.01	1.27	0.86
Sex	−0.08	0.04	−0.15, −0.00	−0.10	1.19	0.04
Number of medications	−0.01	0.01	−0.02, −0.00	−0.11	1.12	0.04
C‐reactive protein	−0.01	0.01	−0.02, 0.01	−0.05	1.16	0.29
Updated Charlson Comorbidity Index score	−0.03	0.01	−0.04, −0.01	−0.16	1.12	<0.01
Food Intake Level Scale	0.03	0.01	0.01, 0.05	0.14	1.53	0.02
Geriatric Nutritional Risk Index score	0.00	0.00	−0.00, 0.01	0.03	1.83	0.69
Days from onset disease	−0.00	0.00	−0.00, 0.00	−0.11	1.14	0.03
Number of rehabilitation therapy	0.01	0.01	−0.01, 0.04	0.06	1.18	0.22

B, partial regression coefficient; SE, standard error; VIF, variance inflation factor; β, standardized partial regression coefficient.