Table I.
Descriptive statistics for the main study variables (n = 968 at T3, n = 1126 at T4).
Variable | Mean | SD | N respondents (non-missing) |
---|---|---|---|
Intelligence score | 5.83 | 1.65 | 1083 |
Age, intelligence test (conscription) | 18.00 | 0.56 | 1115 |
Age, T3 | 21.90 | 1.84 | 967 |
Age, T4 | 28.45 | 1.99 | 1123 |
4-week drinking frequency, T3 | 4.05 | 4.26 | 926 |
4-week drinking frequency, T4 | 4.73 | 4.58 | 1095 |
12-month intox. freq. (treated as continuous), T3 | 3.10 | 1.47 | 954 |
12-month intox. freq. (treated as continuous), T4 | 2.90 | 1.47 | 1114 |
Adverse consequences scale, T3 | 1.38 | 0.50 | 944 |
AUDIT score, T4 | 8.51 | 4.75 | 1075 |
AUDIT score without consumption items, T4 | 2.77 | 3.26 | 1075 |
Note: AUDIT = Alcohol Use Disorders Identification Test.