Table 3. Overall and case-by-case comparison of responses after viewing of the CT images and their respective 3D model reconstructions.
| Questions 23-30 | Case 1 CT/3D | Case 2 CT/3D | Case 3 CT/3D | Case 4 CT/3D | Case 5 CT/3D | Case 6 CT/3D | Overall CT/3D | |
|---|---|---|---|---|---|---|---|---|
| Likelihood of PN | Mean± SD | 5.8±2.5/7.9±2.6 | 9.1±.5/9.2±1.0 | 8.4± 1.7/8.8±1.8 | 5.8±3.0/7.5± 2.3 | 5.7± 2.5/6.9± 2.4 | 7.1± 2.1/8.4± 1.8 | 7.1± 2.7/8.0± 2.2 |
| p value | <0.001 | 0.62 | 0.14 | <0.001 | 0.002 | <0.001 | <0.001 | |
| Probability of conversion to RN | Mean± SD | 5.9± 2.5/4.2± 2.8 | 2.4±2.0/1.9±1.4 | 2.7± 1.9/2.4± 2.0 | 5.5± 2.8/3.9± 2.6 | 5.4± 2.7/4.1± 2.4 | 3.9± 2.2/2.9± 2.2 | 4.3± 2.8/3.2± 2.5 |
| p value | <0.001 | 0.03 | 0.21 | <0.001 | 0.001 | 0.003 | <0.001 | |
| Preferred approach | Open | 32/17 | 15/9 | 13/6 | 22/15 | 25/16 | 17/9 | 124/72 |
| Robotic | 51/70 | 60/72 | 67/72 | 55/69 | 49/68 | 59/75 | 341/426 | |
| Laparoscopic | 15/12 | 25/19 | 17/21 | 21/16 | 26/16 | 24/16 | 120/96 | |
| p value | 0.02 | 0.18 | 0.21 | 0.17 | 0.02 | 0.04 | <0.001 | |
| Preferred clamping technique | No clamping | 2/9 | 16/16 | 8/11 | 5/5 | 1/2 | 3/7 | 35/50 |
| Artery alone | 54/48 | 64/61 | 61/62 | 44/44 | 54/44 | 53/60 | 330/319 | |
| Artery+ vein | 34/34 | 17/16 | 26/16 | 43/30 | 42/40 | 39/21 | 201/157 | |
| Selective | 10/9 | 3/7 | 5/11 | 8/21 | 3/14 | 5/12 | 34/74 | |
| p value | 0.39 | 0.64 | 0.16 | 0.04 | 0.3 | 0.02 | <0.001 | |
| Expected warm ischemia time (min) | < 10 | 3/14 | 40/40 | 15/30 | 8/11 | 4/5 | 8/19 | 78/119 |
| 11–20 | 47/51 | 48/51 | 70/59 | 48/59 | 39/49 | 56/60 | 308/329 | |
| > 20 | 50/35 | 12/9 | 15/11 | 44/30 | 57/46 | 36/21 | 214/152 | |
| p value | 0.003 | 0.77 | 0.04 | 0.12 | 0.29 | 0.01 | <0.001 | |
| Expected blood loss (mL) | <200 | 33/49 | 77/81 | 65/81 | 40/44 | 32/36 | 43/67 | 290/358 |
| 200–400 | 42/44 | 19/18 | 20/17 | 47/43 | 50/55 | 48/32 | 226/209 | |
| > 400 | 25/7 | 4/1 | 5/2 | 13/3 | 18/9 | 9/1 | 74/23 | |
| p value | <0.001 | 0.38 | 0.25 | 0.03 | 0.18 | <0.001 | <0.001 | |
| Likelihood of urine leakage | Mean± SD | 4.8±2.3/3.7± 2.3 | 2.1± 1.5/2.0± 1.4 | 3.3± 2.0/2.4/1.7 | 4.8± 2.5/3.5± 2.1 | 5.3± 2.4/4.5± 2.2 | 4.1± 2.0/3.0± 2.1 | 4.1± 2.4/3.2± 2.1 |
| p value | 0.001 | 0.42 | 0.001 | 0.02 | 0.02 | <0.001 | <0.001 | |
| Likelihood of positive surgical margin | Mean± SD | 4.0± 2.2/3.1± 2.1 | 2.0± 1.4/1.8± 1.2 | 2.7± 1.7/2.0± 1.2 | 4.1± 2.5/2.8± 1.8 | 4.3± 2.1/3.4± 2.0 | 3.1± 1.6/2.4± 1.6 | 3.3± 2.1// |
| / | / | / | / | / | / | / | / | |
CT = CT scan images; 3D = reconstructed 3D models; RN = radical nephrectomy