Characteristic N=340
Gender, n (%) Female Male 230 (67.6%) 110 (32.4%)
Race, n (%) White Black/African American American Indian or Alaska Native Asian Unknown 308 (94.2%) 11 (3.4%) 1 (0.3%) 7 (2.1%) 13 (3.8%)
Ethnicity, n (%) Not Hispanic/Latino Hispanic/Latino Unknown 301 (92.9%) 20 (6.2%) 13 (3.8%)
Gestational age, n (%) Preterm (<37 weeks) At Term (>37 weeks) 77 (23.4%) 217 (66%)
Premature, n (%) <28 weeks 28-32 weeks 32-37 weeks Unknown 13 (16.9%) 14 (18.2%) 49 (63.6%) 1 (1.3%)
PHACE 33 (9.7%)
Significant Family History, n (%) Hemangioma Cardiac Abnormalities or Syndromes 48 (14.1%) 13 (27.1%) 35 (72.9%)
Detailed Clinical Features of IH Detailed Clinical Features of IH
Morphological Subtype, n (%) Focal Segmental Multifocal Indeterminate 224 (71.3%) 12 (3.8%) 76 (24.2%) 2 (0.6%)
Location, n (%) Periocular Lip Oral Other head/facial Neck Airway Trunk/Abdomen/Back Upper Extremities Lower Extremities Anogenital Unknown 68 (20.1%) 50 (14.7%) 6 (1.8%) 155 (45.7%) 28 (8.3%) 10 (2.9%) 57 (16.8%) 40 (11.8%) 28 (8.3%) 12 (3.5%) 1 (0.3%)
Size (Greatest dimension of the largest IH) 0-5mm 6-10mm 11-20mm 21-30mm >31mm 24 (7.1%) 70 (20.6%) 105 (30.9%) 49 (14.4%) 92 (27.1%)