| Intrareader (reader 1) | Interreader (reader 1 first reading versus reader 2) |
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| k (95 % CI) | PABAK (95 % CI) | ICC (95 % CI) | k (95 % CI) | PABAK (95 % CI) | ICC (95 % CI) |
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HR-pQCT | .52 (0.48 to 0.56) | .53 (0.39 to 0.66) | 0.61 (0.49 to 0.70) | .37 (0.33 to 0.41) | .38 (0.23 to 0.53) | 0.55 (0.43 to 0.65) |
μCT | .71 (0.67 to 0.75) | .72 (0.60 to 0.83) | 0.75 (0.68 to 0.82) | .45 (0.41 to 0.49) | .47 (0.33 to 0.61) | 0.54 (0.35 to 0.67) |
- Intra- and interreader reliability of HR-pQCT and μCT images based on 152 quadrants for HR-pQCT and 148 quadrants on μCT. Kappa value was calculated on the presence of a cortical break (yes/no) and ICC was calculated on the total number of cortical breaks in all quadrants
- Abbreviations: PABAK prevalence-adjusted bias-adjusted kappa values, ICC intraclass correlation, HR-pQCT high resolution peripheral quantitative computed tomography, μCT microCT