Demographic characteristics of patients with schizophrenia and healthy controls
| Characteristic | Patients | Controls |
|---|---|---|
| No. | 57 | 41 |
| Sex, male:female | 50:7 | 39:2 |
| Handedness, right:left | 52:5 | 34:7 |
| Age, mean (SD) [range] yr | 26.1 (7.5) [19–47] | 28.0 (6.6) [18–44] |
| Parental NS-SEC, mean (SD) | 2.5 (1.6) | 2.0 (1.4) |
NS-SEC = National Statistics — Socio Economic Status;28 SD = standard deviation.