Document Classification

Section Type: RESULTS

Text: The mean (+ / - SD) serum free testosterone concentration increased from 1. 2 + / -0. 8 pg per milliliter (4. 2 + / -2. 8 pmol per liter) during placebo treatment to 3. 9 + / -2. 4 pg per milliliter (13. 5 + / -8. 3 pmol per liter) and 5. 9 + / -4. 8 pg per milliliter (20. 5 + / -16. 6 pmol per liter) during treatment with 150 and 300 microg of testosterone per day, respectively (normal range, 1. 3 to 6. 8 pg per milliliter [4. 5 to 23. 6 pmol per liter]).