Table 3.
Agreement Rates between Physicians for the Unaided (left) and Aided (right) Modalities. a
| Score | ICC Unaided (95% CI) | ICC Aided (95% CI) |
|---|---|---|
| KL | 0.67 (0.59, 0.74) | 0.81 (0.76, 0.86) |
| JSN | 0.71 (0.62, 0.78) | 0.76 (0.66, 0.83) |
| Sclerosis | 0.41 (0.30, 0.52) | 0.60 (0.51, 0.69) |
| Osteophytes | 0.55 (0.24, 0.73) | 0.73 (0.61, 0.82) |
| OA | 0.43 (0.33, 0.54) | 0.60 (0.51, 0.69) |
ICC = intraclass correlation; KL = Kellgren-Lawrence; JSN = joint space narrowing; OA = osteoarthritis.
a
Confidence intervals calculated according to Shrout and Fleiss (1979).