| Variable | Dimensions of the variable | Levene | Degree of freedom 1 | Degree of freedom 2 | Significance level |
| Bullying clinical symptoms | Bullying | 0.158 | 1 | 22 | 0.695 |
| Fighting | 0.039 | 1 | 22 | 0.845 | |
| Victimization | 0.719 | 1 | 22 | 0.406 | |
| Anger control | External anger control | 2.760 | 1 | 22 | 0.111 |
| Internal anger control | 0.270 | 1 | 22 | 0.608 | |
| Emotional regulation | Self-blame | 0.660 | 1 | 22 | 0.425 |
| Blaming others | 0.247 | 1 | 22 | 0.624 | |
| Acceptance | 1.135 | 1 | 22 | 0.298 | |
| Refocus on planning | 0.022 | 1 | 22 | 0.884 | |
| Rumination | 0.742 | 1 | 22 | 0.398 | |
| Catastrophizing | 0.156 | 1 | 22 | 0.697 | |
| Putting into perspective | 0.928 | 1 | 22 | 0.346 | |
| Positive refocusing | 0.047 | 1 | 22 | 0.830 | |
| Positive reappraisal | 0.207 | 1 | 22 | 0.653 |