PPIG and chronic myelogenous leukemia, BCR-ABL1 positive: The rationale for this study is threefold: first, to clarify the role of sex in CML outcomes in the TKI era, where sex-based survival differences remain underexplored; second, to assess the potential biological contribution of sex-related variability in TKI metabolism through the CYP system; and third, to provide population-specific epidemiological and clinical data from Azerbaijan, where unique demographic and environmental factors may influence disease characteristics and outcomes.