KHE = Kaposiform hemangioendothelioma, TA = tufted angioma, KMP = Kasabach-Merritt phenomenon, IQR = interquartile range

*p-value denotes comparison between the “Patients with KMP” and “Patients without KMP” groups. Fisher’s exact tested used for comparison of categorical variables and Wilcoxon rank sum test for continuous variables.

Other Tumor Location: included abdominal wall, tongue, mons pubis, back, mesenteric, iliacus muscle, cheek, and axilla, sacroiliac, intraspinal, mandible, and liver/bile duct

Other Tumor Extent: included a tumor that was > 16cm in size but confined to axilla and a 3cm tumor that was localized but intra-connected to multiple visceral organs (pancreas, liver, bile duct)

TABLE 2 Treatment Information