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Table 1 Number and percentage of joints showing correlation of MRI-joint-space narrowing (JSN) with XR-JSN

From: Evaluating joint-space narrowing and cartilage loss in rheumatoid arthritis by using MRI

  MRI-JSN score  
XR-JSN score 0.0 0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0 Total
0.0 449 (78.1%) 0 32 (5.6%) 0 12 (2.1%) 0 0 0 0 493 (85.7%)
0.5 0 0 0 0 0 0 0 0 0 0
1.0 2 (0.3%) 0 22 (3.8%) 0 5 (0.9%) 0 0 0 0 29 (5.4%)
1.5 0 0 1 (0.2%) 0 1 (0.2%) 0 0 0 0 2 (0.3%)
2.0 0 0 1 (0.2%) 0 30 (5.2%) 7 (1.2%) 0 0 0 38 (6.6%)
2.5 0 0 0 0 0 7 (1.2%) 1 (0.2%) 1 (0.2%) 0 9 (1.6%)
3.0 0 0 0 0 0 0 3 (0.5%) 1 (0.2%) 0 4 (0.7%)
3.5 0 0 0 0 0 0 0 0 0 0
4.0 0 0 0 0 0 0 0 0 0 0
Totals 451 (78.4%) 0 56 (9.7%) 0 48 (8.3%) 14 (2.4%) 6 (1.0%) 2 (0.3%) 0 575 (100%)
  1. Bold values indicate exact agreement between 9-point Genant-modified Sharp XR-JSN score MRI-JSN and XR-JSN.