Figure 1.

A new field—PCOS and insulin resistance. The first article reporting an association between PCOS and hyperinsulinemia was published in 1980 (21). There are approximately 103,000 citations in a Web of Science (Thomson Reuters, New York, NY) Citation Report for 1980–2011 on the topics of PCOS or hyperandrogenism and hyperinsulinemia, insulin resistance, glucose intolerance, or diabetes mellitus. The annual citations have increased steadily from 1 in 1980 to approximately 12,000 in 2011. This figure was created from the Web of Science Citation Report.