Table 1 Patient demographics and risk factors in ankylosing spondylitis.
Variable* | Cases (n = 190) | Controls (n = 190) | P |
|---|---|---|---|
Age (years) | 32.49 (±10.15) | 33.38 (±8.10) | 0.345 |
Male/female | 142/48 | 140/50 | 0.815 |
CRP positive, no. (%) | 118 (62.11%) | NA | NA |
HLA-B27 positive, no. (%) | 151 (79.47%) | NA | NA |
Grading of sacroiliac joint, no. (%) | |||
Grade I | 0 (0.00%) | NA | NA |
Grade II | 136 (71.58%) | NA | NA |
Grade III | 31 (16.32%) | NA | NA |
Grade IV | 23 (12.11%) | NA | NA |
AA + AG + GG LTA levels∗∗ | 61.20/109.80 | 5202.00/9333.00 | 0.000∗∗∗ |
AA (25/26) LTA levels | 18.64/33.08 | 466.00/860.00 | 0.001∗∗∗ |
AG (44/37) LTA levels | 28.80/55.51 | 1267.00/2054.00 | 0.000∗∗∗ |
GG (16/22) LTA levcls | 15.38/22.50 | 5202.00/9333.00 | 0.052∗∗∗ |
