EFS and OS in R-CHOP-treated DLBCL patients. Patients’ tumors were stained for MYC (A, B), BCL2 (C, D), and BCL6 (E, F). The numbers of patients showing negative or positive stainings (MYC > 40%, BCL2 > 0%, BCL6 > 25%), cutoff values, and P values are indicated.