Table 3 Preoperative and postoperative clinical characteristics stratified by mean degeneration score.

From: Preoperative facet joint arthropathy does not impact long-term clinical outcomes after lumbar-stability-preserving decompression and dynesys fixation

Clinical variables

Less than mean degeneration (n = 40)

p-value

More than mean degeneration group (n = 48)

p-value

Preoperative

Postoperative

Preoperative

Postoperative

VAS

6.15 ± 1.37

2.28 ± 2.55

 < 0.001*

5.92 ± 1.15

2.08 ± 2.35

 < 0.001*

ODI

52.45 ± 14.76

5.50 ± 5.97

 < 0.001*

53.29 ± 15.63

5.08 ± 5.47

 < 0.001*

SS

25.33 ± 11.77

28.28 ± 10.53

0.017*

27.57 ± 10.40

30.48 ± 10.15

0.007*

PT

24.06 ± 8.39

23.27 ± 8.53

0.536

27.87 ± 8.57

24.36 ± 8.52

0.001*

PI

49.40 ± 10.31

51.54 ± 11.74

0.143

55.44 ± 10.58

54.83 ± 11.28

0.584

L1-S1 lordotic angle

29.80 ± 13.56

29.72 ± 12.29

0.962

35.26 ± 16.04

36.50 ± 13.42

0.411

Grade of adjacent levels

1.51 ± 0.41

1.93 ± 0.61

 < 0.001*

1.77 ± 0.61

2.24 ± 0.64

 < 0.001*

  1. The data were expressed as mean ± standard deviation.
  2. Statistical differences were examined by paired t-test.
  3. *indicated statistical significance.
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