Descriptive data by AML type. (A) Incidence of de novo AML, secondary AML (sAML), and therapy-related AML (tAML) in Denmark by year of diagnosis. Distribution of previous disease in (B) 203 patients with tAML and (C) 603 patients with sAML. Originally published in Østgård LSG, Medeiros BC, Sengeløv H, et al. Epidemiology and clinical significance of secondary and therapy-related acute myeloid leukemia: a national population-based cohort study. J Clin Oncol. 2015;33(31):3641-3649.¹