Outcome | Intraoperative (After Positioning) | Postoperative | Follow-up | |||
3 m | 6 m | 1 y | 2 y | |||
Vertebral wedge angle (°) | 0.006
a
(−2.736) | 0.001
a
(−3.461) | 0.002
a
(−3.125) | 0.004
a
(−2.864) | 0.011
a
(−2.556) | 0.016
a
(−2.413) |
Regional kyphosis angle (°) | 0.000a
(−3.823) | 0.000a
(−3.582) | 0.031a
(−2.154) | 0.039
a
(−2.059) | 0.191 (−1.306) | 0.208 (−1.258) |
Coronal Cobb angle (°) | 0.124 (−1.538) | 0.050 (−1.960) | 0.088 (−1.705) | 0.093 (−1.681) | 0.140 (−1.477) | 0.196 (−1.294) |
AVBH, mm | N/A | 0.001
a
(−3.375) | 0.010
a
(−2.586) | 0.020
a
(−2.328) | 0.158 (−1.413) | 0.937 (−0.078) |
PVBH, mm | N/A | 0.112 (−1.590) | 0.171 (−1.371) | 0.569 (−0.569) | 0.875 (−0.157) | 0.556 (−0.589) |
Visual Analog Score | - | 0.000
a
(−3.742) | 0.000
a
(−3.635) | 0.000
a
(−3.631) | 0.001
a
(−3.412) | 0.001
a
(−3.190) |
Oswestry Disability Index | - | 0.000
a
(−3.736) | 0.000
a
(−3.624) | 0.000
a
(−3.627) | 0.001
a
(−3.411) | 0.001
a
(−3.184) |