| Healthy controls | fXPCs | t | P-value | ||||
---|---|---|---|---|---|---|---|---|
 | Mean ± SD | Range | n | Mean ± SD | Range | n |  |  |
Age | 31.10 ± 6.94 | 19 to 41 | 26 | 30.72 ± 6.51 | 20 to 45 | 18 | −0.18 | 0.86 |
FSIQ | 117.50 ± 18.65 | 85 to 148 | 16 | 115.29 ± 12.98 | 94 to 136 | 14 | −0.37 | 0.71 |
CGG repeats | 29.09 ± 3.87 | 20 to 40 | 22 | 88.28 ± 16.21 | 55 to 118 | 18 | 15.12 | <0.001 |