| Age (yr) | Gender male (%) | BASDAI | ASDAS-CRP | ASDAS-ESR | Abnormal serum CRP (%) | Abnormal serum ESR (%) | SPARCC scores | Structural damage of MRI-SIJs | ||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Sclerosis | Erosion | fJSW | DPa | TPb | |||||||||
Group 1 (n = 36) | 31.3 ± 11.99 | 75% | 2.47  ±  1.50 | 2.19  ±  0.66 | 1.90  ±  0.81 | 30.6% | 33.3% | 6.73 ± 7.73 | 77.8% | 97.2% | 44.4% | 33.3% | 30.6% |
Group 2 (n = 22) | 31.59 ± 12.51 | 86.4% | 1.98  ±   0.82 | 1.86  ±  0.85 | 1.60  ±   0.60 | 22.7% | 18.2% | NA | 40.9% | 100% | 13.6% | 27.3% | 13.6% |
Group 3 (n = 45) | 30.09 ± 13.78 | 66.7% | 2.36  ±  0.89 | 2.03  ±  0.59 | 1.73   ±   0.59 | 20% | 24.4% | NA | 51.1% | 93.3% | 8.9% | 37.8% | 8.9% |
Group 1 + 2c (n = 58) | 31.41 ± 12.08 | 79.3% | 2.28  ±   1.27 | 2.06  ±  0.75 | 1.79  ±   0.75 | 27.6% | 27.6% | 4.83 ± 6.85 | 63.8% | 98.3% | 32.8% | 32.8% | 31.0% |
Group 1 + 2 + 3 (n = 103) | 32.15 ± 12.81 | 73.8% | 2.32  ±  1.12 | 2.05  ±  0.68 | 1.76  ±   0.68 | 24.3% | 26.2% | 2.49 ± 5.46 | 58.3% | 96.1% | 22.3% | 35.0% | 21.4% |