TABLE II.
Shift Correction Results As Reported By Model
| Patient | TRE Rigid (mm) |
Mesh Nodes |
Shift Vectors |
LRS Measured Shift (mm) | Model Corrected Shift (mm) | ||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| μ | σ | min | max | μ | σ | min | max | ||||
| 1 | 2.7 | 19844 | - | 6.6 | - | 5.3 | 8.6 | 2.4 | 0.9 | 0.8 | 4.2 |
| 2 | 4.1 | 27382 | 13 | 6.8 | 4.8 | 2.9 | 17.0 | 3.3 | 1.8 | 1.0 | 7.5 |
| 3 | 4.1 | 20995 | 20 | 7.1 | 4.8 | 2.7 | 22.3 | 2.5 | 1.3 | 1.0 | 6.7 |
| 4 | 3.5 | 23455 | 52 | 9.3 | 1.4 | 6.0 | 13.0 | 3.1 | 1.4 | 0.5 | 7.5 |
| 5 | 3.6 | 21960 | 11 | 11.9 | 2.2 | 6.7 | 14.7 | 3.3 | 1.5 | 0.9 | 5.2 |
| 5a | 3.6 | 21960 | 10 | 8.4 | 3.5 | 3.4 | 13.0 | 3.1 | 1.1 | 2.0 | 5.4 |
| 6 | 2.4 | 23007 | 4 | 3.2 | 3.2 | 2.2 | 4.4 | 0.7 | 0.4 | 0.3 | 1.2 |
| 7 | 3.6 | 21247 | - | 2.5 | 1.0 | 0.4 | 4.9 | 1.6 | 0.8 | 0.2 | 3.7 |
| 8 | 4.2 | 22875 | 3 | 4.9 | 0.2 | 4.8 | 5.1 | 1.2 | 0.4 | 0.8 | 1.5 |
a
Model correction scheme was run with homologous points derived from the preoperative scan and early postoperative scan as described in Section III-B2.