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Subject demographics and clinical characteristics
| Characteristics | COS (n = 30) | COSO (n = 21) | Controls (n = 30) | P-value |
|---|---|---|---|---|
| Sex, female : male | 19 : 11 | 13 : 8 | 16 : 14 | 0.703 |
| Age [years] | 13.0 ±1.4 | 13.2 ±1.3 | 12.9 ±1.4 | 0.711 |
| IQ total score | 81.6 ±4.6 | 81.2 ±7.4 | 86.1 ±3.6 | 0.001 |
| Illness duration [months] | 5.5 ±2.7 | 5.4 ±2.5 | – | 0.590 |
| PANSS total score | 74.5 ±7.1 | 76.4 ±8.3 | – | 0.140 |
| CY-BOCS total score | 8.1 ±2.6 | 28.8 ±5.2 | – | 0.001 |
