Table 2.  Univariate and multivariate logistic analyses of sarcopenia using variables recorded at the time of admission.

Variables	Sarcopenia
	Univariate analysis		Multivariate analysis
	OR (95% CI)	P	OR (95% CI)	P
Age	1.016 (0.993, 1.039)	0.183	1.007 (0.972, 1.044)	0.060
Sex	1.478 (0.839, 2.606)	0.176	1.139 (0.498, 2.606)	0.758
Time from onset to admission	1.011 (0.990, 1.032)	0.301	1.003 (0.964, 1.044)	0.875
Stroke history	2.521 (1.248, 5.092)	0.010	1.890 (1.127, 4.110)	0.027
Premorbid mRS	1.567 (1.202, 2.041)	0.001	1.520 (1.185, 2.048)	0.040
Brunnstrom Stage	0.818 (0.707, 0.946)	0.442	0.947 (0.723, 1.242)	0.695
MNA-SF on admission	0.703 (0.609, 0.811)	<0.001	0.834 (0.663, 1.048)	0.120
BMI on admission	0.807 (0.740, 0.880)	<0.001	0.858 (0.753, 0.978)	0.022
FIM motor on admission	0.975 (0.962, 0.988)	<0.001	0.988 (0.957, 1.019)	0.438
FIM cognitive on admission	0.946 (0.914, 0.979)	0.001	1.010 (0.943, 1.083)	0.372
mGPS score	1.580 (1.214, 2.130)	0.011	1.380 (1.011, 1.960)	0.021

Multivariate analysis was performed after controlling simultaneously for potential confounders.