Demographic characteristics and mode of presentation (children vs adults)a
| Characteristic | All (N = 833) | Child (0–18 yr) (n = 203) | Adult (≥19 yr) (n = 630) | P Value |
|---|---|---|---|---|
| Age at diagnosis (yr) | 35.1 ± 18.6 | 12.2 ± 4.7 | 42.6 ± 15.0 | NA |
| Female sex | 425 (51%) | 101 (50%) | 321 (51%) | .687 |
| Ethnicity | .014 | |||
| Asian/Pacific Islander | 113 (14%) | 31 (16%) | 82 (13%) | |
| Black/African American | 11 (5%) | 11 (5%) | 42 (7%) | |
| Hispanic | 224 (27%) | 71 (35%) | 153 (24%) | |
| Native American | 9 (1%) | 1 (<1%) | 8 (1%) | |
| Non-Hispanic Caucasian | 431 (52%) | 88 (43%) | 343 (54%) | |
| Hemorrhagic presentation | 375 (45%) | 119 (59%) | 256 (41%) | <.001 |
| HHT diagnosis | 12 (1%) | 4 (2%) | 8 (1%) | .500 |
Note:—NA indicates not applicable; HHT, hereditary hemorrhagic telangiectasia syndrome.
↵a Table entries are No. (%) or mean ± SD. P values are from the Fisher exact test.