Table 1.
Genotype and allele Frequencies at CYP1A1 and GSTs loci in the Ouangolodougou population (n = 133)
| Genotype | Observed subjects (frequency) | Expected subjects (frequency) | χ2 (1 d.f.) | Allele (frequency) |
| CYP1A1 | ||||
| Ile/Ile | 36 (0.271) | 51 (0.383) | 4.41 | Ile (0.617) |
| Ile/Val | 92 (0.692) | 63 (0.474) | 13.35 | Val (0.383) |
| Val/Val | 5 (0.037) | 19 (0.143) | 10.32 | |
| Total | 28.08 | |||
| GSTM1 | ||||
| Present | 85 (0.639) | |||
| Null | 48 (0.361) | |||
| GSTT1 | ||||
| Present | 89 (0.669) | |||
| Null | 44 (0.331) | |||
| GSTM1 null and GSTT1 null | 19 (0.143) |
n = number of tested individuals.