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Quantitative assessment
| Deviation measure | Guide no. | Overall | |||||
|---|---|---|---|---|---|---|---|
| i | ii | iii | IV | v | min | max | |
| Angular deviation (°) | |||||||
| - true 3D | 1.8 | 1.5 | 2.2 | 1.7 | 2.9 | 1.5 | 2.9 |
| - Frontal component | 0.6 | 1.1 | 1.6 | 1.1 | 1.0 | 0.6 | 1.6 |
| - Axial component | 1.5 | 1.0 | 1.0 | 1.0 | 2.4 | 1.0 | 2.4 |
| - Sagittal component | 0.8 | 0.2 | 1.2 | 0.8 | 1.3 | 0.2 | 1.3 |
| Distance between insertion points (mm) | 2.1 | 1.8 | 1.6 | 1.9 | 1.8 | 1.6 | 2.1 |
