Baseline characteristics
sore, PCOS
A total of 4,645 women with PCOS were screened from 6 July 2012 to 7 October 2015. A total of 1,000 eligible women were randomized and only 926 participants were included in the analysis. A total of 458 participants were assigned to the acupuncture group and 468 participants were assigned to the sham acupuncture group. There were no significant differences in baseline biological characteristics, metabolic parameters, and serum ions between two groups (Baseline characteristics of the subjects.Data are median (IQR).p-value represents comparison between acupuncture and sham acupuncture groups before treatment.The quality of life outcomes sore at baseline.Data are median (IQR).p-value represents comparison between acupuncture and sham acupuncture groups before treatment.