MRI (dominant wrist and fingers) | AM | non-AM | p value |
---|---|---|---|
Bone erosion score (PAMRIS) | 53.0* (28 to 125) | 15.0 (3 to 22) | 0.004 |
   MCPs bone erosion** | 1.8 (0.4 to 16.3) | 1.0 (0 to 4) | 0.045 |
   PIPs bone erosion | 2.8 (0 to 20) | 0.4 (0 to 3.4) | 0.036 |
   DIPs bone erosion | 1.3 (0 to 8.8) | 0.0 (0 to 3.4) | 0.018 |
Bone oedema score (PAMRIS) | 14.7 (8.3 to 19.5) | 10.0 (2.0 to 12.5) | 0.056 |
   MCPs bone oedema | 0.0 (0 to 3) | 0.0 (0 to 2.3) | 0.71 |
   PIPs bone oedema | 0.0 (0 to 3.8) | 0.0 (0 to 1.5) | 0.74 |
   DIPs bone oedema | 0.0 (0 to 4) | 0.0 (0 to 2.8) | 0.74 |
Bone proliferation score (PAMRIS) | 3.6 (2.2 to 5.0) | 0.7 (0.2 to 2.1) | 0.003 |
   MCPs bone proliferation | 0.3 (0 to 1) | 0.0 (0 to 0.8) | 0.037 |
   PIPs bone proliferation | 0.3 (0 to 0.9) | 0.0 (0 to 0.5) | 0.13 |
   DIPs bone proliferation | 0.3 (0 to 0.6) | 0.0 (0 to 1.0) | 0.021 |
XR of hands and feet | Â | Â | Â |
XR erosion score | 89.8 (69.0 to 104.3) | 21.0 (6.0 to 35.0) | 0.001 |
XR narrowing | 5.0 (57.0 to 108.3) | 16.5 (4.5 to 28.0) | 0.002 |
Sacroiliitis (No. %) | 3 (27%) | 6 (35%) | 0.98 |
Bone densitometry | Â | Â | Â |
T score L1 -4 | 0.7 (- 0.1 to 4.8) | -0.1 (-1.6 to 2.8) | 0.13 |
T score total femur | -0.4 (-1.8 to 1.3) | -0.3 (-2.1 to 1.3) | 0.88 |