Risk factors for AVMs and AVM multiplicity
| Yes AVM | No AVM | P | Multiple AVM | Single AVM | P | |
|---|---|---|---|---|---|---|
| No. | 48 | 328 | 26 | 22 | ||
| Mean age (yr) | 50.2 (18.2) | 53.5 (46.0) | .38 | 49.5 (19.1) | 51.0 (17.5) | .77 |
| Sex | ||||||
| Male | 12 (25.0) | 139 (42.4) | .01 | 6 (23.1) | 6 (27.3) | .74 |
| Female | 36 (75.0) | 189 (57.6) | 20 (76.9) | 16 (72.7) | ||
| Curacao criteria | ||||||
| Epistaxis | 39 (81.3) | 295 (89.9) | .07 | 22 (84.6) | 17 (77.3) | .52 |
| Mucocutaneous telangiectasia | 43 (89.6) | 284 (86.6) | .56 | 22 (84.6) | 21 (95.5) | .22 |
| Family history | 46 (95.8) | 278 (84.8) | .04 | 26 (100.0) | 20 (90.9) | .12 |
| Pulmonary AVMs | 26 (61.9) | 150 (55.8) | .46 | 14 (63.6) | 12 (60.0) | .81 |
| Abdominal vascular malformations | 20 (45.5) | 191 (54.3) | .27 | 8 (36.4) | 12 (57.1) | .23 |