Empty model | Model 1 | Model 2 | Model 3 | Model 4 | |||||
---|---|---|---|---|---|---|---|---|---|
OR | 95% CI | OR | 95% CI | OR | 95% CI | OR | 95% CI | ||
Student level | |||||||||
Problematic familial alcohol use | |||||||||
No (ref.) | 1.00 | – | 1.00 | – | 1.00 | – | 1.00 | – | |
Yes | 1.36** | 1.12–1.65 | 1.36** | 1.12–1.65 | 1.36** | 1.12–1.65 | 1.38** | 1.13–1.67 | |
Gender | |||||||||
Boy (ref.) | 1.00 | – | 1.00 | – | 1.00 | – | 1.00 | – | |
Girl | 0.77*** | 0.67–0.88 | 0.77*** | 0.67–0.88 | 0.77*** | 0.67–0.89 | 0.77*** | 0.67–0.89 | |
Family structure | |||||||||
Two-parent household (ref.) | 1.00 | – | 1.00 | – | 1.00 | – | 1.00 | – | |
Other | 1.38*** | 1.20–1.58 | 1.38*** | 1.20–1.59 | 1.38*** | 1.20–1.58 | 1.38*** | 1.20–1.59 | |
Parental university education | |||||||||
No or not known (ref.) | 1.00 | – | 1.00 | – | 1.00 | – | 1.00 | – | |
At least one parent | 1.42*** | 1.22–1.65 | 1.41*** | 1.21–1.64 | 1.41*** | 1.21–1.65 | 1.41*** | 1.20–1.64 | |
Migration background | |||||||||
≥ 10 years in Sweden (ref.) | 1.00 | – | 1.00 | – | 1.00 | – | 1.00 | – | |
< 10 years in Sweden | 0.31*** | 0.22–0.44 | 0.31*** | 0.22–0.44 | 0.31*** | 0.22–0.44 | 0.31*** | 0.22–0.44 | |
School level | |||||||||
Overall school ethos | 1.16 | 0.96–1.39 | 1.15 | 0.94–1.40 | 1.19 | 0.97–1.45 | |||
% students with parents with post-secondary education | 1.00 | 0.99–1.01 | 1.00 | 0.99–1.01 | |||||
% students with a foreign background | 1.00 | 0.99–1.01 | 1.00 | 0.99–1.01 | |||||
Cross-level interaction | |||||||||
Problematic familial alcohol use* | 0.79* | 0.65–0.97 | |||||||
Overall school ethos | |||||||||
Intraclass Correlation (ICC) (%) | 11.7*** | 9.5*** | 8.9*** | 8.8*** | 8.7*** |