Table 1.
Baseline sample characteristics (N = 123)
| Categorical variables (N, %) | Total sample (N = 123) | Control (n = 62) | Intervention (n = 61) | P |
|---|---|---|---|---|
| Hispanic ethnicity | 5 (4.1) | 2 (3.3) | 3 (4.9) | 0.621 |
| Race | 0.795 | |||
| African-American | 107 (87) | 55 (88.7) | 52 (85.2) | |
| White | 5 (4.1) | 2 (3.2) | 3 (4.9) | |
| Multiracial | 5 (4.1) | 3 (4.8) | 2 (3.3) | |
| Other | 6 (4.9) | 2 (3.2) | 4 (6.6) | |
| Receipt of food assistance | 92 (74.8) | 41 (66.1) | 51 (83.6) | 0.026 |
| High school graduate or higher | 92 (74.8) | 49 (79.0) | 43 (70.5) | 0.275 |
| Currently married | 11 (8.9) | 6 (9.7) | 5 (8.2) | 0.774 |
| Worked for pay in past 6 months | 70 (56.9) | 33 (53.2) | 37 (60.7) | 0.405 |
| Prior mental health medication | 21 (17.1) | 10 (16.1) | 11 (18.0) | 0.779 |
| Prior mental health counselling | 24 (19.5) | 13 (21.0) | 11 (18.0) | 0.681 |
| Prior treatment for alcohol use | 2 (1.6) | 2 (3.2) | 0 | 0.157 |
| Pre-pregnancy binge drinking | 107 (87.0) | 54 (87.1) | 53 (86.9) | 0.972 |
| Above ASSIST alcohol BI cut-off | 111 (90.2) | 55 (88.7) | 56 (91.8) | 0.563 |
| Continuous variables (N, SD) | ||||
| Age | 27.1 (6.0) | 27.5 (6.1) | 26.7 (5.8) | 0.458 |
| K6 mental illness screener | 32.3 (5.7) | 32.4 (5.3) | 32.2 (6.0) | 0.791 |
| ASSIST alcohol score | 22.3 (8.1) | 22.1 (8.5) | 22.7 (7.9) | 0.689 |
Note. ASSIST at baseline referred to alcohol use in the three months prior to pregnancy.
ASSIST, Alcohol, Smoking, and Substance Involvement Screening Test; BI, brief intervention.