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Percentage of participants agreeing on various criteria at 1990 NICHD PCOS conference (54)
| Definite or probable | Possible |
|---|---|
| Hyperandrogenemia, 64% | Insulin resistance, 69% |
| Exclusion of other etiologies, 60% | Perimenarchal onset, 62% |
| Exclusion of CAH, 59% | Elevated LH/FSH, 55% |
| Menstrual dysfunction, 52% | PCO by ultrasound, 52% |
| Clinical hyperandrogenism, 48% | Clinical hyperandrogenism, 52% |
| Menstrual dysfunction, 45% |
CAH, Congenital adrenal hyperplasia.
