Table 2.
Estimated rates of dural tears for common spinal operations
| Operation | Index cases | Dural tears | Percentage |
|---|---|---|---|
| Primary discectomy | 1,574 | 15 | 0.95 |
| Revision discectomy | 136 | 8 | 5.9 |
| Spinal stenosis | 1,293 | 33 | 2.6 |
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