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Proportions for the Categorical Alcohol Use Outcomes (Use vs. Nonuse)
| Alcohol use | Students (%) |
|---|---|
| Time 1 | 43 |
| Time 2 | 48 |
| Time 3 | 57 |
| Time 4 | 74 |
Note. Observed proportions of alcohol users were computed for those having no missing data at the current time point, resulting in the following sample sizes: Time 1, n = 1,398; Time 2, n = 1,163; Time 3, n = 1,038; Time 4, n = 894.
