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COMT rs4680 genotype distributions and allele frequencies
| COMT rs4680 (N) | A/A | A/G | G/G | A allele | G allele | HWE χ2 | p |
|---|---|---|---|---|---|---|---|
| Black (58) | 4 (6.9%) | 24 (41.4%) | 30 (51.7%) | 32 (27.6%) | 84 (72.4%) | 0.07 | .786 |
| White (47) | 8 (17.0%) | 26 (55.3%) | 13 (27.7%) | 42 (44.7%) | 52 (55.3%) | 0.67 | .414 |
| Overall (105) | 12 (11.4%) | 50 (47.6%) | 43 (41.0%) | 74 (35.2%) | 136 (64.8%) | 0.20 | .657 |
