Characteristics | Schizophrenia group (n = 187) | Control group (n = 227) | P |
---|---|---|---|
Age, year (±SD) | 35.44(±10.07) | 38.33 (±13.17) | 0.066a |
Gender, n (%) | |||
Male | 111 (59.4) | 127 (55.9) | |
Female | 76 (40.6) | 100 (44.1) | 0.485b |
Education, year (±SD) | 10.98 (±3.46) | 11.52 (±4.47) | 0.295 a |
Family history of schizophrenia (%) | 64 (34.2) | – | |
Age of onset, year (±SD) | 23.16 (±7.62) | – | |
Disease duration, year (±DS) | 12.39(±9.76) | – | |
Typical antipsychotics, n (%) | 64 (34) | ||
SSRI n (%) | 17 (9) | ||
rs34884856 promoter variant | |||
Allele n (%) | |||
2C | 211 (56) | 261 (57) | 0.757 b |
3C | 163 (44) | 193 (43) | |
Genotype n (%) | |||
2C/2C | 54 (28.9) | 72 (31.7) | |
3C/2C | 103 (55.1) | 117 (51.5) | 0.762 b |
3C/3C | 30 (16.0) | 38 (16.7) | |
HWE (p) | 0.14 | 0.43 | |
rs35479735 intron 6 variant | |||
Allele n (%) | |||
2G | 168 (45) | 211 (46) | 0.656 b |
3G | 206 (55) | 243 (54) | |
Genotype n (%) | |||
2G/2G | 32 (17.1) | 48 (21.1) | |
3G/2G | 104 (55.6) | 115 (50.7) | 0.504 b |
3G/3G | 51 (27.3) | 64(28.2) | |
HWE (p) | 0.11 | 0.89 |