Document Classification

Section Type: RESULTS

Text: In the metformin group, the basal serum luteinizing hormone concentration decreased from 8. 5 + / - 2. 2 to 2. 8 + / - 0. 5 mlU per milliliter (P = 0. 01), the serum free testosterone concentration decreased from 0. 34 + / - 0. 07 to 0. 19 + / - 0. 05 ng per deciliter (12 + / - 3 to 7 + / - 2 pmol per liter) (P = 0. 009), and the serum sex hormone-binding globulin concentration increased from 0. 8 + / - 0. 2 to 2. 3 + / - 0. 6 microgram per deciliter (29 + / - 7 to 80 + / - 21 nmol per liter) (P < 0. 001).