Fig. 2.

Outlier values of serum total testosterone found during the 24-h pharmacodynamic studies' PP population. The distribution of morning TT values determined during the two pharmacodynamic studies which were conducted before and after 6 weeks of continuous treatment. Subjects randomized to the transdermal testosterone (Gel) group are shown by solid bars; lightly stippled bars represent the enclomiphene citrate 6.25 mg group, darkly stippled bars represent the enclomiphene citrate 12.5 mg group and the vertical lined bars represent the enclomiphene citrate 25 mg group. TT, total testosterone.