Basic characteristics
| Subjects n | 196 |
| Age yrs | 44.6±15.2 |
| Female | 112 (57.1) |
| Male | 84 (42.9) |
| Blood pressure mmHg | |
| Systolic | 131±16 |
| Diastolic | 77±9 |
| Neurological event | |
| TIA | 3 (1.5) |
| CVA | 4 (2.0) |
| TIA or CVA | 7 (3.6) |
| CAVM# | 11 (15.1) |
| Migraine | 39 (19.9) |
| Migraine with aura | 24 (12.8) |
| Migraine without aura | 14 (7.1) |
| PAVM | |
| No | 126 (64.3) |
| Yes | 70 (35.7) |
| HHT | |
| Type 1 | 73 (37.2) |
| Type 2 | 105 (53.6) |
| Unknown | 18 (9.2) |
Data are presented as mean±sd or n (%), unless otherwise indicated. TIA: transient ischaemic attack; CVA: cerebral vascular accident; CAVM: cerebral arteriovenous malformation; PAVM: pulmonary arteriovenous malformation; HHT: hereditary haemorrhagic telangiectasia. #: data available in 73 patients.