FLT3 and acute lymphoblastic leukemia: In the ALL cohort, the median expression of FLT3 in the mutant group was 108.02 [85.11, 142.06] FPKM, significantly higher than in the non-mutant group (p < 0.001), which had a median expression of 23.11 [9.16, 59.14] FPKM.