Table 2.

Association between a poor appetite and body composition amongst community-dwelling older adults

Poor appetite versus normal appetite	Total	Poor appetite	95% confidence interval
	N	N	Coefficient	Lower	Upper	p value
Body mass index
Model 1	5696	803	− 0.34	− 0.67	− 0.01	0.043
Model 2	4069	548	− 0.26	− 0.43	− 0.10	0.002
Model 3	3955	545	− 0.25	− 0.40	− 0.10	0.001
Model 3—excluded underweight BMI	3898	530	− 0.21	− 0.36	− 0.06	0.006
Fat-free mass
Model 1	4069	548	− 1.14	− 1.76	− 0.53	0.000
Model 2	4069	548	− 0.77	− 1.22	− 0.32	0.001
Model 3	3955	545	− 0.73	− 1.15	− 0.32	0.001
Model 3—excluded underweight BMI	3898	530	− 0.60	− 1.02	− 0.19	0.004
Model 1 = adjusted for age and gender, Model 2 = + body fat mass and height, Model 3 = + physical activity and smoking habit
Body fat mass
Model 1	4069	548	− 0.34	− 0.99	0.31	0.307
Model 2	4069	548	0.40	− 0.11	0.91	0.126
Model 3	3955	545	0.42	− 0.05	0.90	0.081
Model 3—excluded underweight BMI	3898	530	0.39	− 0.08	0.87	0.102

BMI Body mass index

Model 1 = adjusted for age and gender, Model 2 =  + fat-free mass and height, Model 3 =  + physical activity and smoking habits