Table 1. Mendelian Disorders of Cornification Cohort Demographics (nā=ā1000).
| Category | Participants, No. (%) |
|---|---|
| Sex | |
| Female | 524 (52.4) |
| Male | 427 (42.7) |
| Unclassified | 49 (4.9) |
| Race and ethnicity | |
| Asian | 87 (8.9) |
| Black | 52 (5.3) |
| Hispanic/Latino | 161 (16.1) |
| Middle Eastern | 7 (0.7) |
| Mixed | 8 (0.8) |
| Native American | 3 (0.3) |
| White | 512 (51.2) |
| Unclassified | 170 (17.0) |
| Age, y | |
| <18 | 456 (45.5) |
| ā„18 | 502 (50.3) |
| Unclassified | 42 (4.2) |
| Ichthyosis subtype | |
| ARCI-LI and ARCI-CIE | 450 (44.6) |
| EI | 80 (8.5) |
| Ichthyosis vulgaris | 46 (4.6) |
| X-linked ichthyosis | 47 (4.7) |
| Harlequin ichthyosis | 12 (1.2) |
| Darier disease | 13 (1.2) |
| Hailey-Hailey disease | 18 (1.7) |
| Netherton syndrome | 29 (2.9) |
| Ichthyosis with confetti | 39 (3.9) |
| Other | 138 (13.9) |
| Unsolved | 128 (12.8) |
Abbreviations: ARCI, autosomal recessive congenital ichthyosis; CIE, congenital ichthyosiform erythroderma; EI, epidermolytic ichthyosis; LI, lamellar ichthyosis.