| Control (%) | Case (%) | P value | OR (95% CI) |
---|---|---|---|---|
 | No. (%) | No. (%) |  |  |
Genotype | Â | Â | Â | Â |
   Wide-type genotype | 340 (99.1%) | 132 (95.7%) | 0.019 | 5.15 (1.27–20.9) |
   Heterozygous genotype | 3 (0.87%) | 6 (4.35%) |  |  |
Allele | Â | Â | Â | Â |
   Wild-type allele | 683 (99.6%) | 270 (97.8%) | 0.020 | 5.06 (1.26–20.4) |
   Variant allele | 3 (0.44%) | 6 (2.17%) |  |  |