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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