Table 2.

Univariate analysis and multivariate analysis of factors associated with low lean mass

	Univariate Analysis		Multivariate Analysis1		Multivariate Analysis without L3SMI1
Variable	OR (95% CI)	p value2	OR (95% CI)	p value3	OR (95% CI)	p value3
Age	1.062 (0.983, 1.147)	0.130
Sex	1.868 (0.750, 4.652)	0.179
BMI	0.702 (0.587, 0.841)	< 0.001*	0.748 (0.560, 0.999)	0.049*	0.718 (0.554, 0.932)	0.013*
VATI	0.983 (0.968, 0.999)	0.042*
SATI	0.971 (0.952, 0.991)	0.004*
L3SMI	0.843 (0.769, 0.924)	< 0.001*	0.705 (0.562, 0.885)	0.003*
MSMI	0.946 (0.921, 0.971)	< 0.001*			0.960 (0.932, 0.990)	0.010*
GCA	1.399 (1.198, 1.633)	< 0.001*	1.496 (1.153, 1.941)	0.002*	1.442 (1.153, 1.802)	0.001*

Abbreviations: ASMI Appendicular skeletal muscle index, BMI Body mass index, CI Confidence interval, GCA Global cortical atrophy, L3SMI L3 skeletal muscle index, MSMI Masseter skeletal muscle index, OR Odds ratio, SATI Subcutaneous adipose tissue index, SMI Skeletal muscle index, VATI Visceral adipose tissue index

¹The multivariate analysis was conducted after controlling for age and sex

²Univariate Analysis: * p < 0.1

³Multivariate Analysis: * p < 0.05