“…The lack of an explanation for this disparity coupled with a narrowing of the gender gap in recent times has sparked debate about whether such a gap ever existed, or whether the improvements observed can be explained by therapeutic advances or a greater compliance with therapy among female patients. Interestingly, Masterson et al studied adherence to infection control guidelines and medical therapy in a cohort of patients with CF, and found that although age-related differences exist, gender is not a significant factor associated with treatment adherence [18]. However, it is clear that female gender is a negative prognostic factor in CF, a finding that has been demonstrated in several countries, registries, and CF care centers.…”