Table 3.
Comparison of clinical features in JAS patients with B27-negative and different B27 subtypes.
| HLA-B27 subtype | Gender (male) |
Peripheral arthritis | Enthesitis | Hip arthritis | Family histories | Waxy digitus | Iridocyclitis |
|---|---|---|---|---|---|---|---|
| HLA-B27-negative | 11/11 | 1/11 | 2/11 | 2/11 | 2/11 | 0/11 | 0/11 |
| HLA-B∗2704 | 112/120 | 73/120 * | 82/120 * | 49/120 | 34/120 | 1/118 | 6/120 |
| HLA-B∗2705 | 10/11 | 6/11 | 6/11 * | 4/11 | 3/11 | 1/11 # | 2/11 |
| HLA-B∗2715 | 3/3 | 2/3 | 2/3 | 0/3 | 2/3 | 0/3 | 0/3 |
Note: (1) data in the table for each index number of positive cases and total cases; (2) * comparison between groups of different B27 subtypes and group of B27-negative, P < 0.01; (3) # comparison between HLA-B∗2705 and HLA-B∗2704 group, P < 0.05.