| Patients with Schizophrenia (n = 22) | Healthy Individuals (n = 20) | χ2 or t |
---|---|---|---|
Sociodemographic variables | Â | Â | Â |
   Age (yrs) | 34.9 (7.5) | 31.0 (7.8) | 1.70 |
   Gender (male/female) | 15/7 | 9/11 | 2.30 |
   Education (yrs) | 14.0 (3.5) | 16.6 (2.6) | 2.67* |
   Parental education | 11.7 (3.4) | 12.8 (3.0) | 1.16 |
   Premorbid IQ1 | 106.6 (14.6) | 116.7 (17.5) | 2.02* |
Patient's history | Â | Â | Â |
   Age at onset of illness (yrs) | 24.8 (6.5) | N/A |  |
   Duration of illness (yrs) | 10.4 (7.6) | N/A |  |
Symptom severity | Â | Â | Â |
   BPRS total score (average) | 42.3 (11.9) | N/A |  |
   CGI | 4.4 (0.9) | N/A |  |
Extrapyramidal side effects | Â | Â | Â |
   EPS total score | 6.0 (4.2) | N/A |  |
   BAS score (global) | 1.0 (1.1) | N/A |  |
Average medication dose | Â | Â | Â |
   Antipsychotic (cpe2) | 524.8 (239.3) | N/A |  |