| Boys | Girls | Total | p value |
---|---|---|---|---|
Genotypes | ||||
 BB | 24 (17.9%) | 25 (18.4%) | 49 (18.15%) |  |
 Bb | 68 (50.8%) | 60 (44.1%) | 128 (47.45%) | 0.502 |
 bb | 42 (31.3%) | 51 (37.5%) | 93 (34.4%) |  |
alleles | ||||
 B | 116 (43.3%) | 110 (40.4%) | 226 (41.85%) | 0.503 |
 b | 152 (56.7%) | 162 (59.6%) | 314 (58.15%) |  |