Table 4 Radiologic comparisons between groups PKP, PMCP, and PSFV for the treatment of the 338 patients with thoracolumbar OVBF in this study

AVBHr (%)

 Preoperative

65.10 ± 10.54

64.88 ± 11.02

64.60 ± 9.02

0.069

0.933

 Postoperative

81.04 ± 10.18

87.51 ± 8.94

93.46 ± 6.42

60.319

< 0.001

 2 years postoperative

80.77 ± 7.47

87.02 ± 8.79

93.03 ± 6.49

74.731

< 0.001

MVBHr (%)

 Preoperative

71.87 ± 11.49

71.00 ± 12.57

70.81 ± 7.88

0.311

0.733

 Postoperative

83.01 ± 10.16

87.79 ± 11.62

92.38 ± 6.00

22.938

< 0.001

 2 years postoperative

82.54 ± 10.30

84.49 ± 13.53

92.39 ± 6.06

189.947

< 0.001

Cobb angle (°)

 Preoperative

13.33 ± 4.26

13.51 ± 5.64

13.44 ± 5.07

0.038

0.963

 Postoperative

10.04 ± 4.26

8.16 ± 5.76

4.97 ± 4.60

31.390

< 0.001

 2 years postoperative

11.02 ± 4.37

8.63 ± 5.92

4.99 ± 4.66

41.991

< 0.001

Canal compromise (%)

 Preoperative

20.85 ± 6.33

20.12 ± 5.72

20.46 ± 7.48

0.342

0.711

 Postoperative

20.76 ± 6.32

19.85 ± 6.18

10.18 ± 6.99

93.254

< 0.001

2 years postoperative

20.66 ± 6.24

19.90 ± 5.98

10.03 ± 7.20

95.261

< 0.001