Significant correlations found between the associated subcategories of the EOSQ-24 and the CHQ-40 questionnaires.
| Subcategory | r | P Value |
| General health | 0.749 | <0.001 |
| Physical function | 0.645 | <0.001 |
| Bodily pain | 0.714 | <0.001 |
| Mental health | 0.424 | <0.001 |
Abbreviations: CHQ-PF50, 50-item Child Health Questionnaire; EOSQ-24, 24-item Early Onset Scoliosis Questionnaire.