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Demographic and clinical characteristics of total samples.
| MDD (n = 259) | Hcs (n = 196) | t/u/c2 | P | ||
|---|---|---|---|---|---|
| Age (years) | 40.78 ± 10.7 | 39.27 ± 8.5 | 0.886 | 0.378 | |
| Gender [n (%)] | Males | 116 (105.9) | 70 (80.1) | 3.8 | 0.051 |
| Females | 143 (153.1) | 126 (115.9) | |||
| Genotype [n (%)] | AA | 49 (18.9%) | 28 (14.3%) | 7.674 | 0.022 |
| AG | 130 (50.2%) | 83 (42.3%) | |||
| GG | 80 (30.9%) | 85 (43.4%) | |||
| A | 228 (44%) | 139 (35.5%) | 6.788 | 0.009 | |
| G | 290 (56%) | 253 (64.5%) |
