Table.

Analysis of adherence self-efficacy (Model 1) and depression (Model 2) as mediators of the relationship between pain and antiretroviral adherence

Independent variables in logistic regression models	Beta coefficient	OR (95% CI)	Beta coefficient	OR (95% CI)
Model 1	Step 1 AUROCa=0.72		Step 2 AUROC=0.84
Pain	-2.03	0.13 (0.03-0.52)	-1.56	0.21 (0.05-0.92)
Adherence self-efficacy b	--	--	1.42	4.12 (1.61-10.50)
Model 2	Step 1 AUROC=0.72		Step 2 AUROC=0.78
Pain	-2.03	0.13 (0.03-0.52)	-1.85	0.16 (0.04-0.63)
Depression symptom severity c	--	--	-0.49	0.61 (0.29-1.27)

^aAUROC indicates Area Under the Receiver Operating Curve

^bDefined continuously on a 4-point Likert scale question from the AIDS Clinical Trials Group questionnaire

^cDefined continuously by the score on the six-item depression dimension of the Brief Symptom Inventory