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Table 2 Radiographic parameters of the patients (mean ± standard deviation)

From: Posterior short segment fixation including the fractured vertebra combined with kyphoplasty for unstable thoracolumbar osteoporotic burst fracture

Variable Local kyphosis (°) Anterior height (%) Middle height (%) Poterior height (%)
Preoperative 23.2 ± 6.1 55.8 ± 12.2 62.3 ± 10.5 82.7 ± 8.4
Postoperative 6.3 ± 3.9 86.6 ± 13.1 88.7 ± 8.3 92.1 ± 7.3
Final follow-up 9.6 ± 4.6 82.1 ± 12.6 86.7 ± 7.8 90.5 ± 8.1
Correction by surgery 16.9 ± 5.3 30.8 ± 8.6 26.4 ± 5.8 9.4 ± 6.9
Loss of correction at final follow-up 3.3 ± 2.6 4.5 ± 3.9 2.0 ± 1.6 1.6 ± 1.3