ABL1 and acute lymphoblastic leukemia: Within the overall cohort, the independent factors associated with inferior EFS and OS were BCR‐ABL1 fusion (p < 0.001), MRD positivity by the end of induction (p < 0.001), and receiving SCMC‐ALL‐2005 protocol treatment (p < 0.001), and male sex (p < 0.001) (Table S1).