PSI group (n = 15) | Control group (n = 11) | P-value | |
---|---|---|---|
Preoperative (°) | 8.92 ± 0.79 | 8.72 ± 0.74 | 0.520 |
Postoperative (°) | 9.01 ± 1.43 | 10.61 ± 1.35 | 0.008* |
P-value | 0.083 | 0.001 | |
Absolute correction error (°) | 1.24 ± 0.70 | 2.18 ± 1.13 | 0.015* |
Absolute correction error within 1° (%) | 53.3% | 9.1% | |
Absolute correction error within 2° (%) | 93.3% | 45.5% |