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Table 3 Changes in the bi-segmental kyphotic endplate angle (respondent group)

From: Radiological and mid- to long-term patient-reported outcome after stabilization of traumatic thoraco-lumbar spinal fractures using an expandable vertebral body replacement implant

 

Time Points

Mean ± SD [°]

Range [°]

P

Thoracic spine

Reduction

−10.9 ± 6.9

−20.3 to 0.5

< 0.01

t0 vs t1

0.4 ± 2.4

− 2.6 to 6.6

0.523

t0 vs t2

1.9 ± 3.2

−2.9 to 7.8

< 0.05

Lumbar spine

Reduction

−9.1 ± 8.8

−27.5 to 5.9

< 0.01

t0 vs t1

1.6 ± 3.0

−1.6 to 10.6

< 0.01

t0 vs t2

3.0 ± 4.2

−2.9 to 15.3

< 0.01

  1. Changes in the BKA between preoperative and postoperative (Reduction) and the different time points (t0, t1, t2) in the follow-up of the respondent group (n = 51). P-Values in bold indicate significant changes