Table 1.
Demographic information and clinical characterization of patients and healthy controls.
| Variables | SCZ | HC | Statistic | p value |
|---|---|---|---|---|
| Sex (F/M) | 9/19 | 9/19 | χ2 = 0 | 1 |
| Age, mean (sd) | 43.25 (11.66) | 42.04 (10.14) | t = 0.40 | 0.68 |
| Education, years, mean (sd) | 8.82 (2.49) | 13.85 (4.84) | t = −4.61 | <0.01 |
| Length of illness, years, mean (sd) | 14.75 (11.18) | --- | --- | --- |
| GAF, mean (sd) | 52.68 (11.42) | 79.08 (6.45) | t = −10.34 | <0.01 |
| BPRS, positive symptoms, mean (sd) | 9.32 (2.98) | --- | --- | --- |
| BPRS, negative symptoms, mean (sd) | 8.22 (4.6) | --- | --- | --- |
BPRS Brief Psychiatric Rating Scale, GAF global assessment of functioning scale; HC healthy controls; SCZ Schizophrenic patients; sd standard deviation.