Table 1.
Demographic and clinical characteristics of the subjects.
| HC | SZ | df | t or x2 | p | |
|---|---|---|---|---|---|
| Sex, M/F, No | 16/10 | 13/13 | 1 | 0.70 | 0.40 |
| Age (years) | 40.4 ± 14.0 | 40.0 ± 10.8 | 50 | 0.12 | 0.90 |
| Handedness | 96.4 ± 10.3 | 99.4 ± 2.1 | 50 | −1.32 | 0.20 |
| SES | 2.6 ± 0.9 | 3.3 ± 1.0 | 50 | −2.53 | 0.02* |
| Parental SES | 3.1 ± 0.8 | 2.8 ± 1.0 | 50 | 1.41 | 0.17 |
| Medication dose (CPZ equiv., mg) |
398 ± 292 | ||||
| Symptom onset (years) | 25.7 ± 9.0 | ||||
| Duration of illness (years) | 14.1 ± 9.9 | ||||
| SAPS | 33.2 ± 31.4 | ||||
| SANS | 54.4 ± 31.6 | ||||
| GAF | 56.5 ± 14.0 |
The data are given as mean ± SD. HC, healthy controls; SZ, patients with schizophrenia. Asterisks indicate statistically significant results. SZ showed significantly lower SES than HC.