Table 1.
Demographic, Neuropsychological, and Clinical Information.
| FESz, Mean (SD) | HC, Mean (SD) | P | |
|---|---|---|---|
| Age, years | 22.6 (5.1) | 21.1 (3.0) | .18 |
| Gender, male/female, n | 19/8 | 18/9 | .77 |
| SES | 31.9 (13.2) | 33.7 (13.6) | .61 |
| Parental SES | 43.1 (12.6) | 47.5 (13.5) | .23 |
| WASI IQ | 110.4 (14.5) | 108.0 (10.7) | .48 |
| MATRICS | 42.5 (13.3) | 47.2 (8.2) | .13 |
| PANSS Total | 75.2 (14.8) | ||
| PANSS Positive | 20.0 (5.6) | ||
| PANSS Negative | 16.9 (4.9) | ||
| PANSS General | 38.3 (7.5) | ||
| PANSS TD | 11.2 (3.1) | ||
| SAPS Global | 5.9 (2.9) | ||
| SANS Global | 9.7 (3.1) | ||
| Illness duration,a days | 73.3 (120.4) | ||
| DUP,b days | 192.2 (201.1) | ||
| Medicationc | 228.8 (147.9) |
Abbreviations: FESz, first-episode schizophrenia; HC, healthy controls; SES, socioeconomic status; WASI, Wechsler Abbreviated Scale of Intelligence; MATRICS, composite scaled t score; PANSS, Positive and Negative Syndrome Scale; TD, PANSS Thought Disorder factor; SAPS, Scale for the Assessment of Positive Symptoms; SANS, Scale for the Assessment of Negative Symptoms; DUP, duration of untreated psychosis.
a
Illness duration indicates the full psychosis duration (in days).
b
DUP indicates the duration of untreated psychosis, time since first psychotic symptom until treatment or testing (in days).
c
Medication indicates chlorpromazine equivalents.