Clinical data | Conventional group (n = 11) | 3D printing group (n = 14) | P value |
---|---|---|---|
Operation time, min | 73.5 ± 10.3 | 48.3 ± 8.9 | < 0.001 |
Intraoperative blood loss, ml | 52.1 ± 11.5 | 35.6 ± 9.7 | < 0.001 |
Osteotomy degrees, ° | 24.9 ± 6.6 | 25.7 ± 7.1 | 0.183 |
Osteotomy ends union time, week | 9.8 ± 2.7 | 9.3 ± 2.1 | 0.417 |
Deformity correction, n (%) | |||
Excellent | 8 (72.7) | 12 (85.8) | 0.019 |
Good | 2 (18.2) | 1 (7.1) | 0.193a |
Fair | 1 (9.1) | 1 (7.1) | 0.231a |
Poor | 0 | 0 | – |
Rate of excellent deformity correction, % | 72.7 | 85.8 | 0.019 |