Table 7.
Arsenic metabolism and extended AS3MT haplotype frequencies in the study population.
| Haplotypes | 1(ATT) | 2(GTT) | 3(ACT) | 4(ATC) | 5(ACC) | 6(GCT) | 7(GCC) |
|---|---|---|---|---|---|---|---|
| N | 100 | 72 | 9 | 34 | 1 | 13 | 5 |
| % iAslll+V | 17.7 | 16.9 | 25 | 16.6 | 19.9 | 21 | 14.3 |
| % MAslll+V | 11.3a | 10.2a | 19 | 10.2a | 9.2 | 16 | 9 |
| % DMAslll+V | 71a | 72.9a | 56 | 73.2a | 70.1 | 63 | 76.7 |
| MAslll+V/iAslll+V | 0.77 | 0.74 | 0.77 | 0.89 | 0.46 | 0.76 | 0.66 |
| DMAslll+V/MAslll+V | 8.7 | 10 | 4.5 | 9.8 | 7.7 | 6 | 8.8 |
| % iAsV | 9.2a,b | 8.8a,b | 14.5 | 8.0a,b | 15 | 12.6 | 10.3 |
| % iAsIII | 8.5 | 8.1 | 10.2 | 8.6 | 5 | 8.4 | 4 |
| % MAsV | 3.3 | 2.5 | 3.3 | 3.6 | 2 | 2.2 | 1.6 |
| % MAsIII | 8a | 7.7a | 15.5 | 6.6a | 7 | 13.5 | 7.3 |
| % DMAsV | 23.4 | 23.8 | 30.5 | 25 | 12.4 | 22.4 | 20.6 |
| % DMAsIII | 47.6a | 49.1a | 26 | 48.2a | 58.6 | 40.9 | 56.2 |
Values are a geometric mean of each arsenic metabolite.
Compared with 3(ACT) haplotype.
Compared with 6(GCT) haplotype, significant at p<0.05, using ANOVA and the Holm–Sidak test.