Table 2 Results of multi-factor logistic regression analysis of cage subsidence
From: Factors associated with intervertebral cage subsidence in posterior lumbar fusion
Influencing factor | B value | S.E | Wald value | OR value | 95% CI | P value |
|---|---|---|---|---|---|---|
Psoas major rCSA | − 0.069 | 0.583 | 2.513 | 0.933 | 0.804–7.889 | 0.475 |
Intervertebral fusion time | 0.147 | 3.22 | 4.002 | 1.158 | 0.832–1.962 | 0.045 |
Paravertebral muscle rFCSA | − 0.644 | 0.931 | 3.107 | 0.525 | 0.280–0.987 | 0.048 |
Bone mineral density | − 0.609 | 0.151 | 5.760 | 0.544 | 0.305–0.968 | 0.016 |
Immediate vertebral space correction height | 0.363 | 0.294 | 4.290 | 1.438 | 1.069–1.935 | 0.038 |
Instant SL correction height | 0.096 | 0.094 | 5.521 | 1.101 | 1.019–1.323 | 0.019 |
Postoperative PI-LL | − 0.008 | 0.039 | 3.208 | 1.008 | 0.863–1.007 | 0.073 |