Table 3a.

Multivariate Logistic Regression Results for Concurrent Alcohol Use

Variables	OR (95% C.I.)	Overall p-value
Gender		< .0001
Female	0.36 (0.22, 0.58)
Male (reference)	1.0
Age		0.21
65+	0.63 (0.31, 1.3)
45-64	0.63 (0.37, 1.06)
21-44 (reference)	1.0
SUD history		0.75
Yes	1.07 (0.71, 1.62)
No (reference)	1.0
Depression		0.60
Yes	0.88 (0.55, 1.42)
No (reference)	1.0
Daily Opioid Dose		0.06
120+ mg. MED	0.43 (0.22-0.84)
50- < 120 mg. MED	0.77 (0.43-1.39)
20- < 50 mg. MED	0.75 (0.39-1.43)
1- < 20 mg. MED (reference)
Number of Pain Conditions for which opioids taken		0.28
Two or more	1.31 (0.81, 2.1)
One (reference)	1.0
Average pain intensity	0.95 (0.85, 1.05)	0.32
Health plan site		0.69
Group Health	0.91 (0.58, 1.43)
KPNC (reference)	1.0

Abbreviations: OR, odds ratio; C.I., confidence interval; MED, morphine equivalent dose; KPNC, Kaiser Permanente Northern California