Table 1.
Demographics of SZ patients and healthy controls.
| Variable | HC (n = 48) | SZ (n = 32) | SZ_12w (n = 32) | t/χ2 | p |
|---|---|---|---|---|---|
| Gender (M/F) | 17/31 | 14/18 | 0.56 | 0.45 | |
| Age | 31.56 ± 6.88 | 35.84 ± 12.05 | −1.89 | 0.07 | |
| Ethnicity | Han | Han | |||
| Years of education | 8.65 ± 2.85 | ||||
| Age at onset | 26.28 ± 10.47 | ||||
| Duration of illness (month) | 130.57 ± 106.71 | ||||
| First onset | 7 | ||||
| Recent onset (≤60 mouths) | 7 | ||||
| Chronic (>60 mouths) | 18 | ||||
| PANSS score (total) | 102.59 ± 15.53 | 63.07 ± 14.37 | 12.03 | <0.01 | |
| PANSS score (P) | 23.36 ± 9.14 | 10.88 ± 3.55 | 6.77 | <0.01 | |
| PANSS score (N) | 24.40 ± 8.22 | 18.44 ± 5.77 | 4.43 | <0.01 | |
| PANSS score (G) | 46.20 ± 7.44 | 31.24 ± 6.48 | 8.82 | <0.01 | |
| PANSS score (S) | 8.24 ± 2.73 | 3.88 ± 1.74 | 6.41 | <0.01 |
HC—healthy control; SZ—schizophrenia; SZ_12w—schizophrenia after 12-week treatment; M—male; F—female; Han—Han Chinese population; PANSS—Positive and Negative Syndrome Scale; P—positive scale; N—negative scale; G—general psychopathology scale; S—supplementary items.