Table 3.
Raw Means (Standard Deviations) of Outcome Variables across Assessment Points
| Drinks per Week | ||||||
|---|---|---|---|---|---|---|
| Control | TLFB/Control | BMI Basic | TLFB/BMI Basic | BMI Enhanced | TLFB/BMI Enhanced | |
| Baseline | 19.4 (12.4) | 18.1 (8.9) | 20.7 (16.0) | 19.6 (12.4) | 19.2 (13.0) | 18.7 (13.2) |
| 1 month | 16.4 (9.1) | 16.0 (12.0) | 13.7 (9.5) | 13.3 (10.0) | 13.8 (10.5) | 13.1 (9.2) |
| 6 months | 17.4 (10.6) | 15.9 (10.6) | 14.0 (10.7) | 13.8 (10.2) | 17.6 (13.1) | 14.6 (11.7) |
| 12 months | 15.0 (10.5) | 16.2 (11.6) | 12.8 (9.9) | 14.5 (18.5) | 15.6 (10.8) | 16.5 (13.0) |
|
| ||||||
| Drinks per Drinking Day | ||||||
| Control | TLFB/Control | BMI Basic | TLFB/BMI Basic | BMI Enhanced | TLFB/BMI Enhanced | |
|
| ||||||
| Baseline | 5.8 (2.6) | 5.5 (2.3) | 5.7 (3.4) | 5.5 (2.3) | 5.8 (3.3) | 5.7 (2.5) |
| 1 month | 5.3 (2.3) | 4.9 (2.1) | 4.4 (2.1) | 4.4 (2.1) | 4.8 (3.0) | 4.8 (2.8) |
| 6 months | 5.4 (2.4) | 5.0 (2.2) | 4.3 (2.1) | 4.3 (2.4) | 4.8 (2.2) | 4.6 (2.6) |
| 12 months | 4.6 (2.5) | 5.0 (2.6) | 4.1 (2.5) | 4.1 (3.3) | 4.5 (2.2) | 4.9 (2.9) |
|
| ||||||
| Heavy Drinking Frequency | ||||||
| Control | TLFB/Control | BMI Basic | TLFB/BMI Basic | BMI Enhanced | TLFB/BMI Enhanced | |
|
| ||||||
| Baseline | 7.7 (4.1) | 6.8 (3.8) | 7.6 (5.2) | 7.4 (5.0) | 7.0 (4.2) | 6.7 (3.9) |
| 1 month | 6.2 (4.0) | 6.0 (4.5) | 5.1 (4.0) | 4.9 (4.1) | 5.1 (4.7) | 4.7 (3.9) |
| 6 months | 7.4 (5.4) | 7.1 (5.2) | 6.2 (5.0) | 5.3 (4.1) | 7.0 (5.3) | 5.8 (4.3) |
| 12 months | 5.1 (4.0) | 6.3 (4.3) | 4.9 (3.5) | 5.2 (4.4) | 5.7 (4.2) | 6.4 (5.3) |
|
| ||||||
| Peak BAC | ||||||
| Control | TLFB/Control | BMI Basic | TLFB/BMI Basic | BMI Enhanced | TLFB/BMI Enhanced | |
|
| ||||||
| Baseline | .21 (.09) | .22 (.09) | .21 (.09) | .22 (.09) | .21 (.09) | .21 (.09) |
| 1 month | .18 (.09) | .19 (.09) | .16 (.09) | .15 (.09) | .17 (.12) | .17 (.12) |
| 6 months | .20 (.11) | .19 (.11) | .17 (.10) | .16 (.10) | .18 (.11) | .18 (.10) |
| 12 months | .17 (.10) | .20 (.12) | .16 (.08) | .14 (.09) | .16 (.10) | .19 (.14) |
|
| ||||||
| RAPI | ||||||
| Control | TLFB/Control | BMI Basic | TLFB/BMI Basic | BMI Enhanced | TLFB/BMI Enhanced | |
|
| ||||||
| Baseline | 8.3 (5.7) | 7.8 (6.0) | 6.6 (6.0) | 8.0 (7.8) | 7.3 (5.5) | 6.6 (6.2) |
| 1 month | 8.5 (6.7) | 7.4 (5.6) | 5.9 (6.6) | 5.4 (5.2) | 6.2 (5.7) | 5.4 (5.0) |
| 6 months | 8.2 (8.0) | 7.2 (5.5) | 6.3 (7.1) | 5.3 (4.9) | 6.5 (6.1) | 4.7 (5.0) |
| 12 months | 5.3 (5.1) | 7.2 (7.3) | 4.7 (5.2) | 4.3 (3.9) | 5.5 (6.3) | 5.1 (5.7) |
Note: TLFB = Timeline Followback interview; BMI = brief motivational intervention; BAC = blood alcohol concentration; RAPI = Rutgers Alcohol Problems Index.