Hierarchical logistic regression results for predicting self-reported clinically diagnosed self-harm stratified by sex (N = 171 486)
| Female (N = 84153) | Crude OR (95% CI) | Model 1 ORadj. (95% CI) | Model 2 ORadj. (95% CI) |
| School absence | 2.30 (2.18 to 2.41) | 1.06 (1.007 to 1.13) | 1.02 (0.96 to 1.09) |
| Emotional pain | 3.28 (3.19 to 3.38) | 3.25 (3.16 to 3.34) | 2.88 (2.80 to 2.97) |
| Social interaction | 1.28 (1.26 to 1.29) | 1 (0.99 to 1.02) | |
| Coping strategies | 1.30 (1.28 to 1.31) | 1 (0.98 to 1.02) | |
| Emotional regulation/aggression | 1.73 (1.70 to 1.76) | 1.33 (1.30 to 1.37) | |
| Delta R2 | 0.187 | 0.02 | |
| Pseudo R2 | 0.209 | 0.23 | |
| Male (N = 87 333) | Crude OR (95% CI) | Model 1 ORadj. (95% CI) | Model 2 ORadj. (95% CI) |
| School absence | 2.75 (2.47 to 3.07) | 0.93 (0.82 to 1.05) | 0.88 (.78 to 1) |
| Emotional pain | 4.22 (3.99 to 4.45) | 4.26 (4.05 to 4.5) | 3.67 (3.44 to 3.91) |
| Social interaction | 1.37 (1.34 to 1.41) | 1.03 (0.99 to 1.07) | |
| Coping strategies | 1.41 (1.37 to 1.45) | 1 (0.96 to 1.04) | |
| Emotional regulation/aggression | 1.66 (1.61 to 1.71) | 1.32 (1.27 to 1.37) | |
| Delta R2 | 0.191 | 0.023 | |
| Pseudo R2 | 0.212 | 0.235 |