From: Femoral fracture classification in the Swedish Fracture Register – a validity study
Intraobserver agreement | ||||||
---|---|---|---|---|---|---|
Rater 1 | Rater 2 | Rater 3 | ||||
PA | Kappa (95% CI) | PA | Kappa 95% CI | PA | Kappa 95% CI | |
AO/OTA group (4 signs) | 83% | 0.81 (0.73–0.88) | 81% | 0.79 (0.72–0.87) | 82% | 0.8 (0.72–0.88) |
AO/OTA type (3 signs) | 95% | 0.93 (0.88–0.98) | 93% | 0.91 (0.86–0.97) | 93% | 0.91 (0.86–0.97) |