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Significant Risk Factors for Unintended Durotomy during spine spine surgery after step-wise multivariate log-binomial regression analysis
| RR | p | 95% CI | |
|---|---|---|---|
| Age 40-64 (ref age 18-40) | 1.67 | <0.016 | 1.12 – 2.59 |
| Age >65 (ref age 18-40) | 1.81 | <0.015 | 1.13 – 2.94 |
| Cervical surgery (ref: lumbar surgery) | 0.39 | <0.001 | 1.63 – 2.98 |
| Surgical Invasiveness (ref score 0-5) | 1.56 | <0.038 | 0.99 -2.34 |
| Revision (ref: primary) | 2.21 | <0.001 | 2.63 – 2.98 |
