BV, VMB, and STI outcomes by treatment arm and study visit.
BACTERIAL VAGINOSIS, SEXUALLY TRANSMITTED INFECTION
BV, bacterial vaginosis; CST, community state type; SD, standard deviation; STI, sexually transmitted infection; VMB, vaginal microbiome.There was evidence of a beneficial intervention effect on the primary outcome, BV. Compared to the control arm, the odds of BV in the menstrual cup arm was 26% lower (odds ratio [OR] 0.74 [95% CI 0.59 to 0.98]; 