Table 1.

Diagnostic criteria of polycystic ovary syndrome (PCOS) defined by The European Society of Human Reproduction and Embryology and the American Society for Reproductive Medicine at Rotterdam (Rotterdam), the Androgen Excess Society (AES) or the National Institutes of Health (NIH). The diagnosis is made after excluding other diseases with similar symptoms.

Diagnostic Criteria
Rotterdam (at least two of three features)	AES (both features)	NIH (both features)
Oligo-/anovulation	Hyperandrogenism/hyperandrogenemia	Oligo-/anovulation
Hyperandrogenemia/hyperandrogenism	Oligo-/anovulation and/or Polycystic ovaries	Hyperandrogenism/hyperandrogenemia
Polycystic ovaries