| | Empty model | Model 1 | Model 2 | Model 3 | Model 4 |
|---|
| | OR | 95% CI | OR | 95% CI | OR | 95% CI | OR | 95% CI |
|---|
| Student level |
| Gender |
| Boy (ref.) | | 1.00 | – | 1.00 | – | 1.00 | – | 1.00 | – |
| Girl | | 0.08*** | 0.04–0.13 | 0.08*** | 0.04–0.13 | 0.08*** | 0.04–0.13 | 0.08*** | 0.05–0.14 |
| Family structure |
| Two parents in the same household (ref.) | | 1.00 | – | 1.00 | – | 1.00 | – | 1.00 | – |
| Other | | 1.46* | 1.05–2.02 | 1.45* | 1.05–2.01 | 1.45* | 1.05–2.01 | 1.42* | 1.03–1.96 |
| Parental university education |
| No parent (ref.) | | 1.00 | – | 1.00 | – | 1.00 | – | 1.00 | – |
| At least one parent | | 0.59** | 0.42–0.82 | 0.60** | 0.43–0.83 | 0.60** | 0.43–0.83 | 0.65* | 0.47–0.90 |
| Parental unemployment |
| No parent (ref.) | | 1.00 | – | 1.00 | – | 1.00 | – | 1.00 | – |
| At least one parent | | 1.22 | 0.69–2.17 | 1.23 | 0.69–2.17 | 1.23 | 0.70–2.18 | 1.27 | 0.72–2.24 |
| Migration background |
| ≥ 10 years in Sweden (ref.) | | 1.00 | – | 1.00 | – | 1.00 | – | 1.00 | – |
| < 10 years in Sweden | | 1.12 | 0.69–1.82 | 1.17 | 0.72–1.91 | 1.17 | 0.72–1.92 | 1.20 | 0.74–1.96 |
| School level |
| % students with parents with post-secondary education | | | | 0.99 | 0.99–1.00 | 0.99 | 0.98–1.00 | 0.99 | 0.98–1.00 |
| % students with a foreign background | | | | | | 1.00 | 0.99–1.01 | 0.99 | 0.98–1.00 |
| School ethos |
| Weak (ref.) | | | | | | | | 1.00 | – |
| Intermediate | | | | | | | | 0.57* | 0.36–0.90 |
| Strong | | | | | | | | 0.40** | 0.22–0.69 |
| ICC | 15.0% | 4.6% | | 3.4% | | 3.5% | | 1.8% | |
- ***p < 0.001 **p < 0.01 *p < 0.05
