Table 3.
Kappa Value | Overall Accuracy | |||
---|---|---|---|---|
Symptom | Checklist (95% CI) | Expanded (95% CI) | Checklist (95% CI) | Expanded (95% CI) |
Clicking | 0.66 (0.40–0.93) | 0.80 (0.58–1.00) | 0.83 (0.66–0.93) | 0.90 (0.74–0.97) |
Giving way | 0.68 (0.40–0.97) | 0.80 (0.58–1.00) | 0.85 (0.66–0.94) | 0.90 (0.74–0.97) |
Episodic pain | −0.06 (−0.16–0.04) | 1.00 (1.00–1.00) | 0.82 (0.64–0.92) | 1.00 (0.89–1.00) |
Catching | 0.53 (0.20–0.85) | 0.65 (0.37–0.93) | 0.78 (0.59–0.89) | 0.83 (0.64–0.93) |
Pain with activity | 0.00 (0.00–0.00) | 0.63 (0.17–1.00) | 0.97 (0.83–0.99) | 0.93 (0.77–0.98) |
Episodic swelling | 0.75 (0.49–1.00) | 0.70 (0.43–0.97) | 0.90 (0.74–0.97) | 0.87 (0.70–0.95) |
Popping | 0.55 (0.24–0.86) | 0.86 (0.67–1.00) | 0.78 (0.59–0.89) | 0.93 (0.78–0.98) |
Pain with pivoting/twisting | 0.52 (0.12–0.93) | 0.52 (0.12–0.93) | 0.87 (0.70–0.95) | 0.87 (0.70–0.95) |
Localized pain | 0.63 (0.17–1.00) | 0.84 (0.63–1.00) | 0.93 (0.78–0.98) | 0.93 (0.79–0.98) |
Change in quality/pattern of pain | 0.19 (−0.12–0.51) | 0.78 (0.55–1.00) | 0.62 (0.44–0.77) | 0.90 (0.74–0.96) |
Locking | 0.60 (0.29–0.91) | 0.77 (0.52–1.00) | 0.82 (0.66–0.92) | 0.90 (0.74–0.97) |