Anales de la RANM

189 A N A L E S R A N M R E V I S T A F U N D A D A E N 1 8 7 9 THORACOLUMBAR ROTATIONAL KYPHOSIS Pizones J, et al. An RANM. 2022;139(02): 186 - 195 Table 2.- Mechanical complications Yes (66) No (105) P Age (years) 60.5 ± 12 56.2 ± 16.2 0.047* PI 51.8 ± 13.2 51.2 ± 11.6 0.9 Preoperative TL Cobb (°) 53 ± 17.8 54.3 ± 16.3 0.6 TLK (°) 33.2 ± 12.6 35.1 ± 13.3 0.3 TL translation (mm) 38.2 ± 17.1 42.3 ± 19.4 0.1 Postoperative Post TL Cobb (°) 28.3 ± 19.2 29.1 ± 16.2 0.8 Post TLK (°) 14.1 ± 13.6 12.6 ± 13.5 0.5 Post TL translation (mm) 24.5 ± 16.8 24.7 ± 15.2 0.9 TL Cobb change (°) 26.4 ± 12.2 24 ± 19.2 0.3 TLK change (°) 19.3 ± 17.2 22.3 ± 18.6 0.2 Postoperative Mismatch regarding Roussouly types Yes 39.8% 60.2% 0.6 No 35.3% 64.7% Lower Instrumented vertebra Iliac 51.4% 48.6% 0.019* Non-Iliac 31.6% 68.4% Upper Instrumented vertebra T2-T6 40.8% 59.2% 0.5 T7-T10 40% 60% TL Cobb: thoracolumbar coronal Cobb angle; TLK: thoracolumbar kyphosis; Max LL: maximal lumbar lordosis; PI: pelvic incidence; PT: pelvic tilt; SS: sacral slope. * statistical significance