NUDT15 genotyping was conducted for a total of 1071 Chinese children with 675 Han Chinese children diagnosed with ALL and 396 healthy children from ethnic minorities, including 118 children of Uighur nationality (male: female = 1.07: 1), 126 Kirghiz children (male: female = 0.68: 1), and 152 Dai children (male: female = 1.38: 1) (Table 1). The gene discussed is NUDT15; the disease is acute lymphoblastic leukemia.