Table 3.

Unadjusted and adjusted models for the association between BMI category and CD4 count

Variables	CD4 count				CD8 count
	Unadjusted model		Adjusted model		Unadjusted model		Adjusted model
	F value	p value	F value	p value	F value	p value	F value	p value
Visit	2.48	0.04	2.43	0.04	1.82	0.12	1.81	0.12
Underweight	2.10	0.19	2.21	0.18	2.53	0.15	2.56	0.15
Normal weight	Ref	-	Ref	-	Ref	-	Ref	-
Overweight	7.18	0.009	8.20	0.005	1.91	0.17	2.01	0.16
Obese	11.26	0.001	12.40	<0.001	2.20	0.14	2.29	0.13
Morbid obesity	22.69	<0.001	26.63	<0.001	12.18	0.001	12.75	<0.001
Current smoking			12.92	<0.001			0.96	0.33*
Current IDU			3.88	.07*				--**
Self-reported DM			1.58	0.22*				--**
Self-reported DM × morbid obesity			10.06	0.002				--**

^*Variable is not significant, but removal significantly changes fit of the model

^--**Covariate does not contribute significantly to the adjusted model and therefore is not included.