Patient characteristics
| Patient | Age | Sex | Site of CSF Leakagea | Suspected Cause of CSF Leak | Injected Volume of Blood (ml) |
|---|---|---|---|---|---|
| 1 | 34 | F | L2/3 | Facet joint injection | 15 |
| 2 | 41 | F | L3/4 | Facet joint injection | 16 |
| 3 | 39 | F | L5/S1 L4/5 (second EBP) | Peridural nerve therapy | 10 6 |
| 4 | 31 | F | C6/7 | Spontaneous | 20 |
| 5 | 50 | F | C5/6 | Spontaneous | 15 |
| 6 | 47 | M | C1/2 | Spontaneous | 10 |
| 7 | 37 | M | L4/5 | Spontaneous | 20 |
↵a Site of the leak as identified by CT myelography.