Table 5. Genotype and allele frequencies of rs4552569 and rs17095830 in controls and patients among HLA-B27 (+) with AS.
| Genotype | Case (%)(n = 431) | Control (%)(n = 475) | Allele | Case (%)(n = 431) | Control (%)(n = 475) | GenotypeP Value | DominantP Value | RecessiveP Value | AllelicP Value | |
| rs4552569 | CC | 27 (6.3) | 40 (9.1) | C | 231 (27.1) | 245 (27.9) | 0.2160 | 0.7259 | 0.1271 | 0.7124 |
| CT | 177 (41.6) | 165 (37.6) | T | 621 (72.9) | 633 (72.1) | |||||
| TT | 222 (52.1) | 234 (53.3) | ||||||||
| rs17095830 | GG | 5 (1.2) | 5 (1.1) | G | 88 (10.3) | 77 (8.7) | 0.4588 | 0.2200 | 0.9535 | 0.2510 |
| AG | 78 (18.2) | 67 (15.1) | A | 768 (89.7) | 811 (91.3) | |||||
| AA | 345 (80.6) | 372 (83.8) |