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Distribution of GM genotypes in patients with schizophrenia and matched controls
| GM genotypes | Schizophrenia N (%) |
Controls N (%) |
|---|---|---|
| 17/17; 23−/− | 42 (10.6) | 39 (9.9) |
| 17/17; 23+/− | 15 (3.8) | 8 (2.0) |
| 3/17; 23−/− | 59 (14.8) | 58 (14.7) |
| 3/17; 23+/− | 85 (21.4) | 100 (25.3) |
| 3/17; 23+/+ | 6 (1.5) | 7 (1.8) |
| 3/3; 23−/− | 35 (8.8) | 11 (2.8) |
| 3/3; 23+/− | 75 (18.8) | 90 (22.8) |
| 3/3; 23+/+ | 80 (20.1) | 82 (20.8) |
Chi-square (8 × 2) = 17.4; d.f. = 7; p = 0.015
