Table 1.
Demographic information for participants with high-functioning autism (HFA) and typical development (TD): Study 1.
| Characteristic | HFA | TD | χ2 or F | p | ηp 2 |
|---|---|---|---|---|---|
| N (M;F) | 15 (13;2) | 15 (14;1) | 0.37 | .54 | |
| Chronological age (years) | 15.0 (1.5), 12.4 to 17.3 | 15.0 (1.5), 12.8 to 17.6 | 0.01 | .93 | < .01 |
| SB5 NVIQ | 10 (1.6), 7 to 12 | 11 (2.0), 6 to 13 | 2.68 | .11 | .09 |
| SB5 VIQ | 11 (2.6), 6 to 16 | 10 (1.6), 7 to 13 | 1.63 | .21 | .06 |
| SB5 FSIQ | 103 (9.9), 85 to 118 | 103 (8.9), 82 to 115 | 0.003 | .95 | < .01 |
| PPVT-3 | 110 (12.8), 78 to 127 | 117 (8.0), 105 to 137 | 3.37 | .08 | .11 |
| ADOS Communication | 2.7 (1.0), 1 to 4 | 0.3 (1.0), 0 to 1 | 68.60 | < .001 | .71 |
| ADOS Social | 7.3 (1.9), 2 to 10 | 0.3 (0.6), 0 to 2 | 184.19 | < .001 | .87 |
| SCQ (total score) | 20.6 (6.8), 10 to 29 | 1.9 (2.9), 0 to 9 | 88.09 | < .001 | .78 |
Note. Data are shown as M (SD), range. SB5 = Stanford–Binet Intelligence Scales, Fifth Edition; NVIQ = nonverbal IQ; VIQ = verbal IQ; FSIQ = full-scale IQ; PPVT-3, Peabody Picture Vocabulary Test–III; ADOS = Autism Diagnostic Observation Schedule; SCQ = Social Communication Questionnaire.