Table 5 Interobserver kappa values with 95% confidence interval comparing the raters at the two classification seminars
From: Femoral fracture classification in the Swedish Fracture Register – a validity study
Interobserver agreement | ||||||
|---|---|---|---|---|---|---|
Rater 1 vs Rater 2 | Rater 1 vs Rater 3 | Rater 2 vs Rater 3 | ||||
Seminar 1 | Seminar 2 | Seminar 1 | Seminar 2 | Seminar 1 | Seminar 2 | |
AO/OTA group (4 signs) | 0.64 (0.55–0.73) | 0.72 (0.64–0.81) | 0.76 (0.68–0.84) | 0.73 (0.64–0.81) | 0.65 (0.56–0.74) | 0.69 (0.60–0.78) |
AO/OTA type (3 signs) | 0.76 (0.68–0.85) | 0.83 (0.75–0.90) | 0.85 (0.78–0.92) | 0.81 (0.73–0.89) | 0.78 (0.69–0.86) | 0.80 (0.72–0.88) |