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Table 1 Four phenotype classifications of PCOS according to Rotterdam criteria. As it has shown, phenotype A (classic PCOS) represent all manifestations of PCOS and is the most severe type, whereas phenotype D (non-hyperandrogenism PCOS) manifest neither hyperandrogenism, nor insulin resistance

From: A comparison of the portfolio low-carbohydrate diet and the ketogenic diet in overweight and obese women with polycystic ovary syndrome: study protocol for a randomized controlled trial

Features

Phenotype A

Phenotype B

Phenotype C

Phenotype D

Clinical hyperandrogenism

✔

✔

✔

✗

Presence of ovarian cysts

✔

✗

✔

✔

Oligo- or anovulation

✔

✔

✗

✔

  1. ✔: Feature present
  2. ✘: Feature absent
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Trials

ISSN: 1745-6215