From: Joint damage in rheumatoid arthritis: assessment of a new scoring method
Z-Score | |||||
---|---|---|---|---|---|
Average Sharp Score for joint space narrowing | PIP (index finger) | PIP (middle finger) | PIP (ring finger) | PIP (little finger) | PIP (total) |
0 | 0.18 ± 0.84 | 0.05 ± 0.43 | 0.02 ± 0.51 | 0.02 ± 0.91 | 0.01 ± 0.46 |
1 | -0.34 ± 1.06 | -0.25 ± 1.11 | -0.11 ± 0.47 | -0.28 ± 0.97 | -0.27 ± 0.65 |
2 | -0.47 ± 1.02 | -0.43 ± 1.12 | -0.41 ± 1.08 | -0.35 ± 1.06 | -0.42 ± 0.79 |
3 | -1.05 ± 1.08 | -1.02 ± 0.39 | -0.71 ± 1.27 | -0.65 ± 1.40 | -0.95 ± 1.14 |
Difference between score 0 and 3 | 1.23 ± 0.31 | 1.07 ± 0.42 | 0.73 ± 0.35 | 0.67 ± 0.29 | 0.96 ± 0.31 |
Significance, P | <0.01 | <0.05 | <0.05 | <0.05 | <0.05 |