Table 4 Distribution of DBP gene genotype variations between the two studied groups
|  | COVID-19 patients (n = 140) | Controls (n = 80) | Total (N = 220) | χ2 | P-value |
|---|---|---|---|---|---|
Genotype (rs4588) | |||||
 CC | 90 (64.3%) | 36 (45.0%) | 126(57.3%) | 7.738 | 0.005* |
 AA | 6 (4.3%) | 4 (5.0%) | 10(4.5%) | 0.060 | 0.807 |
 CA | 44 (31.4%) | 40 (50.0%) | 84(38.2%) | 7.439 | 0.006* |
Genotype (rs7041) | |||||
 TT | 24 (17.1%) | 28 (35.0%) | 52(23.7%) | 6.837 | 0.009* |
 GG | 54 (38.6%) | 16 (20.0%) | 70(31.8%) | 8.094 | 0.004* |
 TG | 62 (44.3%) | 36 (45.0%) | 98(44.5%) | 1.378 | 0.240 |