Table 1.
Participant Demographics
| Participant | CA | Gender | Ethnicity | Diagnosis | PPVT raw and (standard) scores |
IQ |
|---|---|---|---|---|---|---|
| ELK | 11-4 | F | C | Autism | 40 (40) | 36a |
| YER | 17-2 | M | AA | MR | 20 (40) | 63b |
| BRG | 19-0 | M | AA | PDD | 56 (40) | 63b |
| YCD | 8-2 | F | C | Autism | 16 (40) | 44a |
| WDI | 15-9 | F | AA | MR | 11 (40) | 61b |
| ESN | 17-3 | M | C | PDD | 66 (40) | 50a |
| SSM | 17-5 | M | C | Autism | 55 (40) | n/a |
| ORO | 9-9 | M | C | Autism | 14 (40) | n/a |
| DVS | 12-7 | M | C | Autism | 18 (40) | n/a |
| SPN | 10-0 | F | C | FAS | 59 (56) | 72b |
Note. Chronological age is given in years-months. CA = chronological age; C = Caucasian; AA = African American; MR = mental retardation; PDD = pervasive developmental delay; FAS = fetal alcohol syndrome; PPVT = Peabody Picture Vocabulary Test (Dunn, 1985, 1997); n/a = not available.
a
Intelligence quotient derived from Leiter International Performance Scale–Revised (Roid & Miller, 1997).
b
Intelligence quotient derived from Test of Nonverbal Intelligence–Third Edition (Brown et al., 1997).