Table 3.

Regression Coefficients for Serum Leptin Levels and 4 Groups

	Model 1		Model 2		Model 3		Model 4
	β (95% CI)	P	β (95% CI)	P	β (95% CI)	P	β (95% CI)	P
Normal	Reference(-,-)		Reference(-,-)		Reference(-,-)		Reference(-,-)
Sarcopenia	−0.89 (−4.98,3.2)	0.669	0.07 (−3.43,3.57)	0.969	−0.32 (−3.41,2.75)	0.834	−0.3 (−3.39,2.78)	0.849
Obesity	13.78 (12.21,15.35)	<0.001	12.14 (10.77,13.51)	<0.001	2.05 (0.23,3.87)	0.027	1.99 (0.16,3.83)	0.032
Sarcopenic obesity	19.22 (13.72,24.72)	<0.001	17.12 (12.41,21.83)	<0.001	6.97 (2.61,11.33)	0.002	6.95 (2.59,11.32)	0.002

Notes: Adjusted covariates: Model 1= unadjusted, Model 2= age, gender, race/ethnicity, Model 3= Model 2+ BMI, serum C-reactive protein and fasting glucose, waist circumference, thigh skinfold, serum insulin, total protein and low-density lipoprotein cholesterol, Model 4= Model 3+ (smoking, arthritis, asthma and diabetes mellitus).