Table 7.
Summary radiological results and measurements (bisegmental Cobb angle) throughout the course of treatment with regard to the level of injury and surgical technique
| Level of injury | OR technique | Radiological results Cobb angle biseg (°) | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Preoperative | Postoperative | Correction | Follow-up | Loss of correction | |||||||
| Number (%) | Mean | Number (%) | Mean | Number (%) | Mean | Number (%) | Mean | Number (%) | Mean | ||
| OP (n = 558) | 550 (98.5) | −8.8 | 539 (96.6) | −0.7 | 534 (95.7) | 8.1 | 536 (96.1) | −5.4 | 59 (93) | −4.5 | |
| T-spine | Total | 107 (95.5) | −19.6 | 103 (92) | −13.9 | 99 (88.4) | 6.1 | 108 (96.4) | −18.1 | 100 (89.3) | −4.6 |
| T1–T10 | POSTERIOR | 66 (94.3) | −19.4 | 61 (87.1) | −14.3 | 58 (82.9) | 5.9 | 69 (98.6) | −18.7 | 61 (87.1) | −5.3 |
| ANTERIOR | 3 (100) | −7.7 | 3 (100) | −6.3 | 3 (100) | 1.3 | 2 (66.7) | −13 | 2 (66.7) | −4.5 | |
| COMBINED | 38 (97.4) | −20.8 | 39 (100) | −13.9 | 38 (97.4) | 6.7 | 37 (94.9) | −17.4 | 37 (94.9) | −3.6 | |
| TL junction | Total | 364 (99.5) | −10.3 | 358 (97.8) | −0.9 | 357 (97.5) | 9.3 | 351 (95.9) | −5.8 | 344 (94) | −4.8 |
| T11–L2 | POSTERIOR | 166 (98.8) | −10.1 | 161 (95.8) | −0.1 | 160 (95.2) | 9.9 | 163 (97) | −6.6 | 157 (93.5) | −6.25 |
| ANTERIOR | 24 (100) | −7.5 | 24 (100) | −3 | 24 (100) | 4.6 | 23 (95.8) | −6.3 | 23 (95.8) | −3.3 | |
| COMBINED | 173 (100) | −10.9 | 173 (99.4 | −1.4 | 173 (99.4) | 9.5 | 165 (94.8 | −4.9 | 164 (94.3) | −3.6 | |
| L−spine | Total | 79 (98.8) | 12.7 | 78 (97.5) | 17.7 | 78 (97.5) | 4.7 | 77 (96.3 ) | 13.9 | 75 (93.8) | −3.1 |
| L2–L5 | POSTERIOR | 42 (100) | 14.1 | 41 (97.6) | 17.3 | 41 (97.6) | 2.8 | 40 (95.2) | 12.8 | 39 (92.9) | −3.7 |
| ANTERIOR | 2 (100) | 12.5 | 2 (100) | 12.5 | 2 (200) | 0 | 1 (50) | 1 (50) | |||
| COMBINED | 35 (97.2) | 11.2 | 35 (97.2) | 18.5 | 35 (97.2) | 7.3 | 36 (100) | 14.8 | 35 (97.2) | −3.1 | |
The average amount of correction of the traumatic deformity (pre vs. postop) and loss of correction until FU (post vs. FU) were calculated accordingly