Changes in the PCOS phenotype with age.

Highlights: [•] The prevalence of hyperandrogenism and oligomenorrhea in PCOS decrease with age. [•] The age-related changes affect the incidence and complications of PCOS. [•] Hyperandrogenism and oligomenorrhea are predominant in younger women with PCOS. [•] Obesity and metabolic disturbances are predominant in older women with PCOS. [•] Increased body weight might contribute to the complications of PCOS in later life. [Copyright &y& Elsevier]