Table 1.

Subject demographics

ASD (n = 20)Controls (n = 20)
Age, years33 ± 11 (20–68)36 ± 9 (20–49)
Full-scale IQ103 ± 20 (76–141)110 ± 13 (77–129)
Verbal IQ102 ± 17 (78–133)106 ± 14 (71–131)
Performance IQ*98 ± 19 (77–138)110 ± 14 (84–136)
ADI-R sociala15 ± 4
ADI-R communicationa10 ± 3
ADI-R repetitive behaviora4 ± 2
ADOS totalb10 ± 2
  • Data are expressed as mean ± SD (range). There were no significant differences between subject groups in age and full-scale IQ on p < 0.05 two-tailed.

  • aInformation was unavailable for 3 out of 20 ASD subjects.

  • bInformation was available for five ASD subjects; two cases had both ADOS and ADI.

  • *Significant on p < 0.05.