Table 23.
Factors associated with dural tear, DWI and neurological complications
| Target variables | Explanatory variables | Odds ratio | 95 % confidence interval | p |
|---|---|---|---|---|
| Dural tear | Lumbar spine | 2.3 | 1.9–2.8 | <0.0001 |
| Posterior approach | 1.9 | 1.3–2.7 | <0.01 | |
| DWI | Instrument | 2.4 | 1.8–3.1 | <0.0001 |
| DM | 2.3 | 1.8–3.0 | <0.0001 | |
| DMARD therapy involving biologic therapy | 2.9 | 1.5–5.5 | <0.0001 | |
| Neurological complications | Instrument | 1.8 | 1.5–2.2 | <0.0001 |
DWI deep wound infection, DM diabetes mellitus, DMARD disease-modifying antirheumatic drug