Table 1. Subjects' Demographic Characteristics at Baseline.
| Variables | Numbers (%) | P-value | ||
|---|---|---|---|---|
|
| ||||
| Total (N = 225) | Intervention Group (n = 115) | Control Group (n = 110) | ||
| Age at First of Alcohol Use (mean, SD) | 15.30 (2.58) | 15.54 (2.29) | 15.05 (2.84) | 0.16 |
| Age at the present | ||||
| 18-20 | 123 (54.67) | 51 (44.3) | 72 (65.5) | 0.16 |
| ≥ 21 | 102 (45.33) | 64 (55.7) | 38 (34.5) | |
| Religious Affiliation | ||||
| Buddhism | 215 (95.56) | 110 (95.7) | 105 (95.5) | 0.94 |
| Muslim | 10 (4.44) | 5 (4.3) | 5 (4.5) | |
| Program of Study | ||||
| Sciences & Health Sciences | 190 (84.44) | 90 (78.3) | 100 (90.9) | 0.01 |
| Technology & Social Sciences | 35 (15.56) | 25 (21.7) | 10 (9.1) | |
| Academic Seniority | ||||
| First to Second year | 150 (66.67) | 66 (57.4) | 84 (76.4) | 0.01 |
| Third year and above | 75 (33.33) | 49 (42.6) | 26 (23.6) | |
| Grade Point Average | ||||
| < 2.5 | 163 (72.44) | 88 (76.52) | 75 (68.18) | 0.16 |
| ≥ 2.5 | 62 (27.56) | 27 (23.48) | 35 (31.82) | |
| Number of Friends Living as Dormitory Roommates | ||||
| 1-3 | 201 (89.33) | 95 (82.61) | 106 (96.36) | 0.82 |
| Higher than 3 | 9 (4) | 5 (4.35) | 4 (3.64) | |
| Perceived Adequacy of Income | ||||
| Adequacy | 205 (91.11) | 104 (90.4) | 101 (91.8) | 0.72 |
| Inadequacy | 20 (8.89) | 11 (9.6) | 9 (8.2) | |
| Problems Experienced due to Alcohol Consumption in Past 6 Months | ||||
| Ever | 81(36) | 57 (49.6) | 24 (21.8) | 0.001 |
| No | 144 (64) | 58 (50.4) | 86 (78.2) | |
| Smoking Behaviors | ||||
| Current | 90 (48) | 58 (50.4) | 32 (29.1) | 0.001 |
| No | 135 (60) | 57 (49.6) | 78 (70.9) | |
| Baseline Outcomes Measures (mean, SD) | ||||
| AUDIT scores | 12.33 (7.02) | 9.55 (5.6) | 0.01 | |
| RAPI scores | 1.12 (0.45) | 0.80 (0.32) | 0.001 | |
| DSRQ scores | 1.68 (0.59) | 1.91 (0.66) | 0.01 | |
Note. AUDIT: Alcohol Use Disorders Identification Test; RAPI: The Rutgers Alcohol Problem Index; DSRQ: Drinking Self-Regulation Strategies