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VAS score.
| Navigation group | Tinavi group | t/Z/χ2 | P | |
|---|---|---|---|---|
| Before operation | 6.11 ± 0.49 | 6.2 ± 0.6 | 0.564 | 0.575 |
| 3 days after operation | 3.19 ± 1.19 | 3.12 ± 1.28 | 0.196 | 0.845 |
| 3 months after operation | 1.70 ± 0.88 | 1.6 ± 0.7 | 0.447 | 0.657 |
| Last follow-up | 1.55 ± 0.20 | 1.5 ± 0.25 | 0.757 | 0.453 |
| P | < 0.001a | < 0.001a |
aindicates that there was a significant difference before and after the operation.
