Table 3 Univariate regression analysis of vertebral rotation
Factors | OR (95% CI) | P value | |
|---|---|---|---|
Age | 51.66 ± 12.54 | 1.02 (1.01, 1.03) | 0.0069 |
Gender | |||
 Male [n (%)] | 281 (49.30%) | Reference |  |
 Female [n (%)] | 289 (50.70%) | 1.05 (0.75, 1.46) | 0.7771 |
BMI | 24.13 ± 3.10 | 0.99 (0.93, 1.04) | 0.6699 |
Smoking | |||
 No [n (%)] | 458 (80.35%) | Reference |  |
 Yes [n (%)] | 112 (19.65%) | 1.26 (0.83, 1.90) | 0.2800 |
Drinking | |||
 No [n (%)] | 537 (94.21%) | Reference |  |
 Yes [n (%)] | 33 (5.79%) | 0.88 (0.43, 1.79) | 0.7203 |
Diabetes | |||
 No [n (%)] | 550 (96.49%) | Reference |  |
 Yes [n (%)] | 20 (3.51%) | 1.21 (0.50, 2.95) | 0.6770 |
Hypertension | |||
 No [n (%)] | 457 (80.18%) | Reference |  |
 Yes [n (%)] | 113 (19.82%) | 0.90 (0.59, 1.36) | 0.6207 |
Bone mineral density | − 1.14 ± 1.63 | 1.03 (0.90, 1.18) | 0.7094 |
Disease distribution | |||
 Lumbar disc herniation [n (%)] | 87 (15.26%) | Reference |  |
 Lumbar spinal stenosis [n (%)] | 448 (78.60%) | 0.48 (0.30, 0.77) | 0.0023 |
 Lumbar degenerative spondylolisthesis [n (%)] | 35 (6.14%) | 0.18 (0.07, 0.45) | 0.0002 |
Segment distribution | |||
 L1/2 [n (%)] | 52 (9.12%) | Reference |  |
 L2/3 [n (%)] | 131 (22.98%) | 0.68 (0.36, 1.30) | 0.2425 |
 L3/4 [n (%)] | 114 (20.00%) | 0.50 (0.26, 0.96) | 0.0389 |
 L4/5 [n (%)] | 146 (25.61%) | 0.43 (0.23, 0.82) | 0.0104 |
 L5/S1 [n (%)] | 127 (22.28%) | 0.79 (0.41, 1.52) | 0.4861 |
Grading of facet degeneration | |||
 I | 418 (73.44%) | Reference |  |
 II | 117 (20.50%) | 2.40 (1.57, 3.67) | < 0.0001 |
 III | 35 (6.06%) | 2.20 (1.08, 4.49) | 0.0293 |
Facet asymmetry | |||
 Q1 | 139 (24.39%) | Reference |  |
 Q2 | 145 (25.44%) | 1.00 (0.61, 1.63) | 0.993 |
 Q3 | 138 (24.21%) | 1.79 (1.10, 2.90) | 0.0184 |
 Q4 | 148 (25.96%) | 3.30 (2.03, 5.35) | < 0.0001 |