TABLE 1.
Baseline Characteristics of Inividuals at Clinical High Risk for Psychosis (CHR) With (CHR/ASD+) and Without (CHR/ASD−) an Autism Spectrum Disorder (ASD) Diagnosis
| CHR/ASD− | CHR/ASD+ | Statistics | |
|---|---|---|---|
| Baseline Characteristics | |||
| Age, y (mean, SD) | 18.6 (4.2) | 16.7 (3.9) | t = −2.22, p = .026 |
| Sex, male (n, %) | 413 (56.0) | 23 (88.5) | χ2(1) = 10.83, p = .001 |
| IQ estimate (mean, SD) | 103.8 (15.2) | 100.3 (16.7) | t = −1.09, p = .28 |
| Education, y (mean, SD) | 11.3 (2.8) | 9.8 (2.8) | t = −2.73, p = .006 |
| White ethnicity (n, %) | 419 (56.9) | 18 (69.2) | χ2(1) = 1.57, p = .21 |
| Baseline Symptomatology (mean, SD)a | |||
| Positive symptoms | 11.93 (3.82) | 11.73 (3.56) | t = 0.09, p = .93 |
| Negative symptoms | 11.85 (6.11) | 13.00 (4.82) | t = 0.72, p = .47 |
| Disorganization symptoms | 5.13 (3.16) | 5.88 (3.14) | t = 1.21, p = .23 |
| General symptoms | 9.19 (4.27) | 8.27 (4.36) | t = −0.49, p = .63 |
| GF:social score | 6.23 (1.55) | 4.85 (1.43) | t = −4.44, p < .001 |
| GF:role score | 5.96 (2.22) | 5.65 (1.83) | t = −0.20, p = .86 |
| TASIT Total Score | 52.51 (6.02) | 47.67 (6.84) | t = −3.17, p = .002 |
Note: GF = global functioning; TASIT = The Awareness of Social Inference Test.
a
Analyses are controlled for sex and age.