Statistical Analysis
penile tumescence, Penile tumescence
Statistical analyses (including power calculation) were performed between October and November 2021 in collaboration with a statistician (P.A.B.) using Prism, version 9.3 (GraphPad Software). Hormone, psychometric, and physiological data were normally distributed by Kolmogorov testing. Penile tumescence and hormone data were analyzed using 2-way analysis of variance with the Bonferroni multiple-comparison test. The maximal difference in penile tumescence between kisspeptin and placebo was analyzed using paired 2-tailed 