Research Article
Accuracy and Precision of Three-Dimensional Low Dose CT Compared to Standard RSA in Acetabular Cups: An Experimental Study
Table 2
Accuracy for 3D CT.
| | 2.57 RMS | Mean | Min | Max |
| Uncemented cup | | | | | Translation (mm) | | | | | | 0.29 | 0.05 | −0.11 | 0.19 | | 0.28 | −0.06 | −0.13 | 0.05 | | 0.32 | 0.04 | −0.06 | 0.26 | Rotation (d) | | | | | | 0.82 | −0.15 | −0.56 | 0.17 | | 0.71 | −0.18 | −0.52 | 0.06 | | 0.43 | −0.04 | −0.22 | 0.10 | Cemented cup | | | | | Translation (mm) | | | | | | 0.19 | 0.01 | −0.17 | 0.17 | | 0.07 | 0.01 | −0.08 | 0.07 | | 0.08 | 0.00 | −0.10 | 0.07 | Rotation (d) | | | | | | 0.21 | 0.01 | −0.15 | 0.28 | | 0.44 | 0.05 | −0.43 | 0.49 | | 0.26 | −0.01 | −0.33 | 0.22 |
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