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Fracture involvement determined using six measurement methods.
| Measurement method | Fracture involvement in mean ± SD (%) | 95% CI |
|---|---|---|
| Plane radiograph linear | 24.6 ± 7.9 | 23.1–26.1 |
| Axial CT linear | 26.0 ± 8.9 | 24.3–27.7 |
| Sagittal CT linear | 25.8 ± 7.8 | 24.3–27.3 |
| Axial CT plane | 18.8 ± 7.9 | 17.3–20.3 |
| 3D CT linear | 26.7 ± 8.3 | 25.1–28.3 |
| 3D CT surface | 16.0 ± 8.4 | 14.4–17.6 |
