Table 4 Result from Univariate and multivariate logistic regression analysis for potential risk factors for ASDis
Univariate | Multivariate | |||
|---|---|---|---|---|
Variables | OR (95%CI) | p | OR (95%CI) | p |
Lumbar BMD (T scores) | 0.84 (0.64–1.10) | 0.2 | – | – |
Postoperative LL (°) | 0.95 (0.92–0.99) | 0.005 | 0.96 (0.92–0.99) | 0.023 |
Postoperative SS (°) | 1.02 (0.98–1.06) | 0.355 | – | – |
Postoperative PT (°) | 1.02 (0.98–1.06) | 0.346 | – | – |
Postoperative PI (°) | 1.03 (0.99–1.06) | 0.114 | – | – |
Postoperative PI-LL (°) | ||||
< 10 | Reference | |||
> 10 | 2.82 (1.34–5.97) | 0.007 | 2.72 (1.22–6.04) | 0.014 |
△LL(°) | ||||
< 12 | Reference | |||
> 12 | 3.43 (1.58–7.45) | 0.002 | 3.11 (1.37–7.08) | 0.007 |
Preexisting disc degeneration at adjacent segment | 1.82 (0.85–3.90) | 0.126 | – | – |
Preexisting spinal stenosis at adjacent segment | 1.69 (0.83–3.45) | 0.15 | – | – |
Segments fused | 1.14 (0.56–2.31) | 0.718 | – | – |
Fusion method | 1.39 (0.68–2.84) | 0.365 | – | – |