Table 2.
Comparison of results in the two groups (mean ± standard deviation)
| Results | TiRobot group (26 cases) | Conventional group (23 cases) | P |
|---|---|---|---|
| Operation duration (min) | 77.3 ± 9.3 | 79.0 ± 9.8 | 0.547 |
| Fluoroscopy frequency (number) | 28.6 ± 9.6 | 46.7 ± 8.5 | <0.001 |
| Intraoperative bleeding (mL) | 9.5 ± 6.8 | 41.3 ± 12.4 | <0.001 |
| Total drilling times (number) | 4.3 ± 1.8 | 18.1 ± 7.2 | <0.001 |
| Screw parallelism (points) | 24.0 ± 0.6 | 21.5 ± 1.2 | <0.001 |
| Triangular area (mm2) | 72.0 ± 6.7 | 53.8 ± 10.4 | <0.001 |
| Femoral penetration (number) | 3 | 9 | 0.041 |
| Fracture healing (number) | 23 | 19 | 0.559 |
| Fracture healing time (months) | 4.6 ± 1.9 | 5.3 ± 2.1 | 0.223 |
| Harris score (points) | 88.3 ± 4.4 | 87.6 ± 3.9 | 0.559 |