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General information of subjects.
| Characteristics | AS group (n=45) | Normal control group | P-value |
|---|---|---|---|
| Sex (male/female) | 33/12 | 21/9 | P>0.05 |
| Age (years) | 27.42±6.85 | 26.73±5.36 | P>0.05 |
| BASDAI score | 4.97±1.39 | NA | NA |
| ESR (mm/h) | 21.08±19.33 | NA | NA |
| CRP (mg/l) | 17.35±15.76 | NA | NA |
| Duration of morning stiffness (min) | 30.58±27.57 | NA | NA |
BASDAI, bath ankylosing spondylitis disease activity index; NA, not applicable; ESR, erythrocyte sedimentation rate; CRP, C-reactive protein.
