Descriptive statistics of the study variables
| Full sample n=14 608 | Analytical sample A n=13 752 | Analytical sample B n=13 021 | Analytical sample C n=6777 | |||||
|---|---|---|---|---|---|---|---|---|
| n | % | n | % | n | % | n | % | |
| Parental alcohol misuse (ages 0–19) | ||||||||
| No | 13 703 | 94 | 12 906 | 94 | 12 299 | 94 | 6593 | 97 |
| Yes | 905 | 6 | 846 | 6 | 722 | 6 | 184 | 3 |
| Alcohol misuse in adulthood (ages 20–63) | ||||||||
| No | 13 858 | 95 | 13 056 | 95 | 12 426 | 95 | 6620 | 98 |
| Yes | 750 | 5 | 696 | 5 | 595 | 5 | 157 | 2 |
| School performance in grade 6 (age 13) | ||||||||
| Above-average school marks | 7407 | 54 | ||||||
| At or below-average school marks | 6345 | 46 | ||||||
| School performance in grade 9 (age 16) | ||||||||
| Above-average school marks | 6467 | 50 | ||||||
| At or below-average school marks | 6554 | 50 | ||||||
| School performance in grade 12 (age 19) | ||||||||
| Above-average school marks | 3352 | 49 | ||||||
| At or below-average school marks | 3425 | 51 | ||||||
| Gender (age 0) | ||||||||
| Man | 7447 | 51 | 6965 | 51 | 6506 | 50 | 3500 | 52 |
| Woman | 7161 | 49 | 6787 | 49 | 6515 | 50 | 3277 | 48 |
| Parental social class (age 0) | ||||||||
| Working class/unclassified | 7246 | 50 | 6898 | 50 | 6402 | 49 | 2350 | 35 |
| Middle/upper middle class | 7362 | 50 | 6854 | 50 | 6619 | 51 | 4427 | 65 |
| Parental educational level (age 7) | ||||||||
| No adult in the household with a degree from upper secondary school/missing | 10 847 | 74 | 10 256 | 75 | 9593 | 74 | 4089 | 60 |
| At least one adult in the household with a degree from upper secondary school | 3761 | 26 | 3496 | 25 | 3428 | 26 | 2688 | 40 |
| Parental income (age 11) | ||||||||
| At or below average income/no registered income | 8175 | 56 | 7666 | 56 | 7145 | 55 | 3029 | 45 |
| Above-average income | 6433 | 44 | 6086 | 44 | 5876 | 45 | 3748 | 55 |