Table 1.
Demographic data and clinical variables.
| Variable | Normal (N = 42) | Schizophrenia (N = 34) | Statistic | ||
|---|---|---|---|---|---|
| Mean (SD) | Mean (SD) | t/χ2 | p | Cohen’s d | |
| Age | 34.02 (11.56) | 40.10 (7.86) | −2.61 | 0.011* | −0.60 |
| Sex(F/M) | 25/17 | 19/15 | 0.10 | 0.749 | |
| Education | 17.05 (2.46) | 13.44 (3.60) | 5.17 | 0.000* | 1.19 |
| Age of onset | 23.97 (8.34) | ||||
| Duration of illness | 15.03 (10.44) | ||||
| Hospitalization | 3.44 (5.15) | ||||
| MMSE total | 28.71 (1.57) | ||||
| Clinical global impression | 3.00 (0.35) | ||||
| BPRS | 20.24 (4.57) | ||||
| Chlorpromazine equivalent dose (mg/d) | 326 (214.2) | ||||
*p < 0.05.