Table 4.
Distal Outcome Analysis of Continuous Outcomes at Three Years following Treatment by Latent Classes
| Class | Percent drinking days | Percent heavy drinking day | Drinks per drinking day | Drinking consequences | PFI Social Behavior | PFI Social Role Performance |
|---|---|---|---|---|---|---|
| Mean (SE) | Mean (SE) | Mean (SE) | Mean (SE) | Mean (SE) | Mean (SE) | |
| Class 1: Persistent heavy drinking | 49.5% (3.85) 3,4,6,7 | 38.4% (3.65) 3,4,5,6,7 | 6.98 (0.66) 5,6,7 | 44.16 (2.94) 5,6,7 | 3.32 (0.06) 6,7 | 2.84 (0.09) 6 |
| Class 2: Abstinence to heavy drinking | 37.4% (5.99) 7 | 26.8% (5.33) 6,7 | 5.51 (0.94) 7 | 34.38 (4.92) | 3.40 (0.07) | 2.88 (0.14) |
| Class 3: Abstinence and heavy drinking | 27.9% (3.98) 1,5 | 20.9% (3.38) 1,7 | 6.14 (0.83) 5,7 | 41.37 (3.80) 6,7 | 3.38 (0.07) | 2.97 (0.10) |
| Class 4: Heavy drinking to mostly abstinent | 26.5% (4.39) 1,5 | 21.9% (4.04) 1,7 | 5.34 (0.74) 7 | 37.65 (3.71) 6,7 | 3.43 (0.05) | 2.71 (0.11) 6,7 |
| Class 5: Low risk and heavy drinking | 50.1% (5.58) 3,4,6,7 | 24.8% (4.88) 1,7 | 4.06 (0.49) 1,3 | 33.86 (3.95) 1 | 3.39 (0.09) | 2.89 (0.12) |
| Class 6: Abstinence and low risk drinking | 29.6% (4.13) 1,5 | 14.1% (3.20) 1,2 | 4.20 (0.55) 1 | 26.80 (3.10) 1,3,4 | 3.51 (0.06) 1 | 3.11 (0.10) 1,4 |
| Class 7: Abstainers | 22.0% (2.01) 1,2,5 | 12.6% (1.53) 1,2,3,4,5 | 3.27 (0.27) 1,2,3,4 | 27.65 (1.96) 1,3,4 | 3.48 (0.03) 1 | 3.01 (0.05) 4 |
| Sample average (SD) | 30.8% (35.4%) | 20.0% (25.9%) | 4.62 (5.58) | 32.36 (25.19) | 3.43 (0.47) | 2.96 (0.78) |
Note.
1,2,3,4,5,6,7
In each column, superscript numbers indicate significant differences between latent classes on mean outcomes (p < 0.05) based on Wald chi-square tests. SE = standard error; SD = standard deviation.