Table 2.

Multilevel Logistic Regressions Assessing Daily Level DUI and RWID

	DUI				RWID
Fixed Effects	OR	95% CI for OR	Estimate (S.E.)	F	OR	95% CI for OR	Estimate (S.E.)	F
Intercept			−8.23 (1.27)				−8.31 (0.98)
Level 1
Alc Only	REF	-	-	-	REF	-	-	-
Mj Only	9.08	2.35-35.12	2.21 (0.69)	10.25**	3.58	0.97-13.15	1.27 (0.66)	3.69+
Alc + Mj	1.91	0.48-7.75	0.64 (0.76)	0.81	3.86	1.39-10.69	1.35 (0.52)	6.73**
Alc + Nic	1.00	0.16-6.31	0.00 (0.94)	0.00	1.29	0.35-4.73	0.25 (0.66)	0.14
Alc + Nic + Mj	1.60	0.13-19.37	0.47 (1.24)	0.14	2.86	0.57-14.23	0.25 (0.66)	1.64
Weekend	0.89	0.70-1.14	−0.11 (0.12)	0.80	0.97	0.79-1.18	−0.03 (0.10)	0.11
Day				2.51				4.52*
Thursday	REF	-	-	-	REF	-	-	-
Friday	0.28	0.09-0.86	−1.29 (0.58)		1.28	0.47-3.44	0.24 (0.51)
Saturday	0.70	0.28-1.76	−0.35 (0.47)		3.23	1.30-8.00	1.17 (0.46)
Level 2
Alc Only Use	REF	-	-	-	REF	-	-	-
Alc & Mj Use	4.76	0.64-35.63	1.56 (1.02)	2.33	1.77	0.34-9.19	0.57 (0.84)	0.46
Alc & Nic Use	3.33	0.34-32.42	1.20 (1.15)	1.08	4.33	0.76-24.55	1.47 (0.88)	2.14
Alc & Mj & Nic Use	4.84	0.57-41.46	1.58 (1.09)	2.09	9.00	1.80-44.94	2.20 (0.82)	7.22**
Avg. # Drinks	0.85	0.67-1.08	−0.16 (0.12)	1.73	0.96	0.80-1.15	−0.04 (0.09)	0.18
Age	1.16	0.21-6.43	0.15 (0.87)	0.03	2.75	0.71-10.72	1.01 (0.69)	2.14
Sex
Males	REF	-	-	-	REF	-	-	-
Females	3.17	0.82-12.22	1.15 (0.69)	2.82	0.71	0.23-2.17	−0.34 (0.57)	0.36
Racial Identity
White	REF	-	-	-	REF	-	-	-
Racially/Ethnically Diverse	1.52	0.32-7.21	0.42 (0.79)	0.28	3.13	0.89-10.96	1.14 (0.64)	3.19

Note: Significance denoted by

⁺p<.06 (trending)

^*p<0.05

^**p<0.01