Table 2.
Sample socio-demographic characteristics.
| Intervention group (N = 33) |
Control group (N = 22) | pa | |
|---|---|---|---|
| Age (in years) | 15.1 (1.7) | 15.0 (1.8) | 0.824 |
| Gender | 0.186 | ||
| Male | 54.5% | 36.4% | |
| Female | 45.5% | 63.6% | |
| Income | 0.390 | ||
| < Modal | 24.1% | 14.3% | |
| ≥ Modal | 75.9% | 85.7% | |
| Ethnicity (based on country of birth of the parent of the participant) | 0.230 | ||
| Dutch | 72.7% | 86.4% | |
| Non-Dutch | 27.3% | 13.6% | |
| Diagnosis | |||
| Asthma | 18% | 23% | |
| Type 1 diabetes | 18% | 14% | |
| IBD | 3% | 9% | |
| Auto-immune disease (JIA) | 6% | 5% | |
| Hashimoto's disease | 3% | 9% | |
| Otherb | 52% | 40% | |
| Illness duration (in years) | 8.66 (5.79) | 7.95 (5.22) | 0.651 |
| Illness severity (scale 0–13) | 4.06 (1.72) | 3.55 (1.14) | 0.658 |
| Former psychological help | 0.849 | ||
| Yes | 20% | 17.6% | |
| No | 80% | 82.4% |
Group differences tested with independent samples t-tests for continuous variables and χ2-tests for categorical variables.
All other diagnoses occurred once.