- Patients’ characteristics at the time of presentation.
| Variables | n (%) |
|---|---|
| Women | 219 (66.6) |
| Age, mean (SD) years | 39.7 (18.4) |
| Post-partum | 10 (3.0) |
| Pregnancy | 12 (3.6) |
| Oral Contraceptive use | 13 (4.0) |
| Known migraineurs | 28 (8.5) |
| Previous neurological disease | 48 (14.6) |
| Previous stroke | 16 (4.9) |
| Seizures | 10 (3.0) |
| Known idiopathic intracranial hypertension | 7 (2.1) |
| Other | 16 (4.9) |
| Hypertension | 73 (22.2) |
| Diabetes Mellitus | 63 (19.1) |
| Connective tissue disease | 34 (10.3) |
| Known hypercoagulable state | 4 (1.2) |
Data are number (%) unless otherwise noted