Table 2.
Demographics and Clinical Characteristics
| ASD | HC | p | |
|---|---|---|---|
| Demographics | |||
| Total participants | 15 | 16 | |
| Age (years) | |||
| Mean (range) | 21.6 ± 3.7 (16–28) | 21.9 ± 3.5 (15–29) | 0.82 |
| <18 years | 3 (20) | 1 (6) | |
| Gender: male | 15 (100) | 16 (100) | |
| Race: Caucasian | 14 (93) | 8 (50) | 0.02 |
| Handedness: right-handed | 14 (93) | 15 (94) | |
| Socioeconomic statusa (class 4 or 5) | 1 (6) | U/A | |
| Full scale IQ (range) | 111 ± 10 (96–130) | 123 ± 9.2 (105–138) | 0.001 |
| Clinical characteristics | |||
| ASD subtypes | |||
| Autistic disorder | 10 (67) | N/A | |
| Asperger's disorder | 3 (20) | N/A | |
| PDD-NOS | 2 (13) | N/A | |
| ASD impairment (lifetime; n = 14) | |||
| Mild | 0 (0) | N/A | |
| Moderate | 10 (71.4) | N/A | |
| Severe | 04 (28.6) | N/A | |
Values expressed as n (%) or mean ± standard deviation.
a
Four-Factor Index of Social Status.
ASD, autism spectrum disorder; HCs, healthy controls; IQ, intelligence quotient; N/A, not applicable; PDD-NOS, pervasive developmental disorder not otherwise specified; U/A, unavailable.