Table 1.
Demographic variables and characteristics of Schizophrenia (SZP) and Control (CNT) participants.
| Characteristic | Patients | Controls | |||||
|---|---|---|---|---|---|---|---|
| Mean | SE | Range | Cut-off | Mean | SE | Range | |
| Age (years) | 32.80 | 1.69 | 25–49 | 35.80 | 2.28 | 25–53 | |
| SAPS | 26.67 | 4.17 | 0–170 | ||||
| SANS | 48.09 | 4.56 | 0–125 | ||||
| PAS | 26.36 | 2.26 | 0–61 | >18 | |||
| SAS | 19.00 | 1.74 | 0–40 | >12 | |||
| Simpson-Angus Scale | 0.36 | 0.04 | 0–4 | >0.65 | |||
| Duration of illness (years) | 11.23 | 1.30 | 2–24 | ||||
| Age at first psychosis | 22.69 | 0.66 | 19–28 | ||||
| Number of hospitalizations | 3.83 | 0.38 | 2–7 | ||||
| Dose of typical and atypical antipsychotics | 32.85 | 4.93 | |||||
| Dose of atypical antipsychotics | 24.84 | 4.00 | |||||
| Dose of typical antipsychotics | 8.01 | 1.48 | |||||
Drugs are expressed as the cumulative value measured in dose-years in the form of (chlorpromazine equivalent in mg) × (time on dose measured in years) (Andreasen et al., 2010).