Table 1.
Patient characteristics at baseline.
| Overall Sample N = 307 |
Patients without AUD n = 158 |
Patients with AUD n = 149 |
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| Variable | M (SD) | M (SD) | M (SD) | Pa |
| Race/ethnicity | ||||
| —n (% White) | 117 (38.1) | 61 (40.9) | 56 (35.4) | 0.382 |
| —n (% Black) | 67 (21.8) | 31 (20.8) | 34 (21.5) | 0.989 |
| —n (% Hispanic) | 65 (21.1) | 36 (24.1) | 31 (19.6) | 0.409 |
| —n (% Asian) | 43 (14.0) | 18 (12.0) | 25 (15.8) | 0.435 |
| —n (% other/unknown) | 15 (4.2) | 3 (2.0) | 12 (7.5) | 0.056 |
| Age | 37.00 (13.10) | 36.49 (13.71) | 37.95 (12.61) | 0.330 |
| Gender—n (% female) | 216 (70.3) | 106 (67.0) | 110 (73.8) | 0.243 |
| Marital Status—n (% married) | 129 (42.0) | 71 (44.9) | 58 (38.9) | 0.341 |
| Employment—n (% employed) | 114 (64.6) | 102 (64.5) | 102 (68.4) | 0.547 |
| Income—n (% > 50k) | 163 (53.0) | 88 (55.6) | 75 (50.3) | 0.989 |
| PHQ-9 Depressionb score | 10.26 (6.00) | 13.49 (5.55) | 14.36 (5.61) | 0.170 |
| PHQ-9 Major Depression — n (% score > 10) | 172 (56.0) | 83 (52.5) | 89 (59.7) | 0.248 |
| PHQ-9 Functioning—n (% impaired) | 159 (51.7) | 75 (47.4) | 84 (56.3) | 0.148 |
| MCS-12 Mental Healthc Functioning score | 26.17 (11.73) | 30.10 (9.98) | 28.98 (9.08) | 0.282 |
| Alcohol use—n (% alcohol use) | 283 (92.1) | 134 (84.8) | 149 (100.0) | <0.001 |
| Marijuana use— n (% marijuana use) | 124 (40.7) | 76 (48.1) | 49 (32.8) | <0.001 |
| Opioid use—n (% opioid use) | 20 (6.5) | 8 (5.0) | 12 (8.0) | 0.408 |
| Sedative use—n (% sedative use) | 16 (5.2) | 8 (5.0) | 8 (5.3) | 0.891 |
| Amphetamine use—n (% amphetamine use) | 7 (2.2) | 5 (3.1) | 2 (1.3) | 0.492 |
| Stimulant use—n (% stimulant use) | 7 (2.2) | 5 (3.1) | 2 (1.3) | 0.492 |
| Cocaine use—n (% cocaine use) | 5 (1.6) | 2 (1.2) | 3 (2.0) | 0.947 |
| Ecstasy use—n (% ecstasy use) | 9 (2.9) | 4 (2.5) | 5 (3.3) | 0.928 |
| Psychiatry visits (average visitsd) | 1.71 (2.87) | 1.68 (2.46) | 1.70 (3.21) | 0.933 |
| MI treatment condition—n (% MI) | 154 (50.1) | 89 (56.3) | 65 (43.6) | 0.034 |
Note. N = 307. AUD = alcohol use disorder; MI = motivational interviewing.
a
Bivariate analyses were computed using χ2 (categorical) or independent sample t-tests (continuous) for differences between patients with and without AUD.
b
PHQ-9 = Patient Health Questionnaire; Higher mean scores indicate worse depression severity.
c
Mental Health Subscale (MCS-12) of the Short Form Health Survey (SF-12); Lower mean scores indicate worse mental health functioning.
d
Average number of psychiatry department visits within 30-days of baseline.