Figure 5: Effect of high-frequency EA treatment on sexual behavior of male rats. Intromission frequency (a) and ejaculation frequency (EF) (b). The data are presented as mean ± standard error of the mean for pre-treatment and 1 day after EA treatment (day 2). *P < 0.05. (a) Represent the EF at day 2 compared to Pre-T, whereas (b) represents EF at day 6 compared to day 2. EA: Electroacupuncture at Guanyuan (CV4) and Zhongji (CV3) with high-frequency (80 Hz) electrical stimulation, Pre-T: pre-treatment.