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Group differences in demographics, assessments and testosterone levels
| XY | XYY | P-value | |
|---|---|---|---|
| N | 19 | 30 | - |
| Age (years) | 12.8 (3.1) | 13.0 (2.8) | 0.824 |
| SCQ [20] (raw scores) | 2 (2.5) | 9.7 (6.6) | <0.001 |
| SRS-2 [19] T-scores | 42.1 (6.8) | 70.1 (17.6) | <0.001 |
| FSIQ (DAS-II [22]) Standard scores | 113.8 (18.2) | 91.0 (15.9) | <0.001 |
| Handedness | L:0 Bi:0 R:19 | L:3 Bi:1 R:26 | 0.252 |
| Testosterone (ng/dl) | 179.3 (225.6) | 183.1 (196.2) | 0.953 |
| Pubescent | 259.1 (232.2) | 229.2 (199.5) | 0.697 |
| Prepubescent | 3.6 (1.5) | 6.3 (4.8) | 0.253 |
