Table 3 Mean values for the reduction of the segmental kyphosis angle and restoration of the central endplates pre- and postoperatively and after removal of the instrumentation
Before surgery (n = 14) | Before removal instrumentation (n = 14) | P-value1 | After removal instrumentation (n = 14) | P-value2 | |
|---|---|---|---|---|---|
Wedge Angle (in degrees) | 19 (8.8) | 9 (6.2) | 0,000 | 10 (6.8) | 0.25 |
Segmental kyphosis angle (in degrees) | 9 (6.8) | 0 (7.8) | 0,000 | 4 (7.9) | 0.01 |
Central-posterior vertebral body height ratio | 0.4 (0.2) | 0.8 (0.1) | 0,001 | 0.8 (0.1) | 0.26 |
Anterior-posterior vertebral body height ratio | 0.6 (0.2) | 0.8 (0.1) | 0,000 | 0.8 (0.1) | 0.12 |