Baseline prevalence of intravaginal practices and BV in included cohort studies (n = 14,874).

aIncludes any intravaginal practice reported at the baseline visit.bWater is the only substance put into the vagina and woman does not use any other intravaginal practice (this category was grouped with “no intravaginal practice” to form the reference category for comparative analyses).cWoman reports using this practice and may or may not report any other intravaginal practice.dBased on a subset of 257 women tested for BV at baseline in the Zimbabwe study site only.