Table 3.
Number of Cases in Agreement With the Surgical Approach for Tibial and Femoral Tunnels Using CT Alone Versus Added 3D-Printed Model
| CT Alone | CT Plus 3D-Printed Model | P Value, 1-Tail McNemar's Test | |
|---|---|---|---|
| Tibial tunnel agreement | |||
| All physicians | 79 | 88 | 0.111 |
| Only attending physicians | 32 | 31 | 0.500 |
| Only fellow physicians | 47 | 57 | 0.050∗ |
| Femoral tunnel agreement | |||
| All physicians | 85 | 85 | 0.428 |
| Only attending physicians | 34 | 31 | 0.225 |
| Only fellow physicians | 51 | 54 | 0.338 |
| Overall agreement | |||
| All physicians | 164 | 173 | 0.175 |
| Only attending physicians | 66 | 62 | 0.251 |
| Only fellow physicians | 98 | 111 | 0.049∗ |
3D, 3-dimensional; CT, computed tomography.
∗
Statistically significant.