Evolution of headache after endovascular treatment
| Patients with Preoperative Headache (n = 52) | Patients without Preoperative Headache (n = 20) | |
|---|---|---|
| Preoperative headache score (mean) | 5.63 | N/A |
| Postoperative headache score (mean) | 2.50 | N/A |
| Headache relief (%) | 40 (76.9) | N/A |
| Headache worsening or new onset (%) | 2 (3.8) | 2 (10.0) |
| No change in headache (%) | 10 (19.2) | 18 (90.0) |
Note:—Postoperative headache score is statistically different than preoperative headache score (P = .000). N/A indicates not applicable.