| Tests | r | P | n |
| VABS-Composite | 0.52 | <0.001 | 48 |
| WPPSI-III/WISC-III | 0.51 | <0.001 | 12 |
| Leiter-R | 0.40 | 0.003 | 5 |
| PEP3-CVP | 0.52 | <0.001 | 31 |
| PEP3-CP | 0.28 | 0.010 | 48 |
| PEP3-AP | 0.27 | 0.013 | 48 |
| PEP3-CA | 0.28 | 0.010 | 48 |
| ADOS-A | −0.35 | 0.006 | 44 |
| ADOS-B | −0.35 | 0.006 | 44 |