Table 2.

Logistic regression models predicting adherence to buprenorphine

Variable	Model 1: Demographics				Model 2: Clinical				Model 3: Full Model
	aOR	95% LL	95% UL	p	aOR	95% LL	95% UL	p	aOR	95% LL	95% UL	p
Age	1.02	1.00	1.03	0.14					0.99	0.97	1.02	0.63
Sex
Female	REF								REF
Male	0.33	0.20	0.53	< 0.001					0.34	0.20	0.57	< 0.001
Race
Black or African American	0.38	0.17	0.82	0.036					0.48	0.21	1.10	0.16
Other or Unknown Race	0.94	0.36	2.47	0.41					0.90	0.32	2.54	0.64
White	REF								REF
Ethnicity
Hispanic or Latino	0.41	0.08	2.09	0.37					0.46	0.07	2.91	0.47
Not Hispanic or Latino	REF								REF
Unknown	0.75	0.34	1.65	0.77					0.84	0.37	1.91	0.73
Insurance
Commercial	1.62	0.82	3.20	0.16					1.55	0.76	3.17	0.23
Medicaid	0.87	0.44	1.69	0.67					0.88	0.43	1.79	0.72
Smoking status
Smoker					REF				REF
Nonsmoker					0.90	0.47	1.71	0.10	0.78	0.39	1.56	0.10
Former Smoker					2.31	1.35	3.95	0.001	1.82	1.02	3.27	0.014
Cocaine use disorder					0.25	0.07	0.92	0.037	0.30	0.08	1.18	0.08
Chronic Pain					1.43	0.88	2.34	0.15	1.26	0.71	2.22	0.44
Hypertension					1.56	0.88	2.77	0.13	1.89	0.96	3.74	0.067
Any behavioral health					1.49	0.83	2.68	0.18	1.50	0.80	2.80	0.20
Unexpected Positive (Amphetamines)					0.46	0.17	1.24	0.13	0.58	0.21	1.62	0.30
Unexpected Positive (Opioids)					0.40	0.20	0.77	0.006	0.42	0.21	0.83	0.014

Note. aOR = Adjusted Odds Ratio. LL = 95th percentile lower limit. UL = 95th percentile upper limit. REF = Reference group. p = p-value