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. 2020 Sep 11;49(4):411–418. doi: 10.1177/1403494820944719

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.