Conclusion
cervical insufficiency
This study analysed the vaginal microbiomes of patients with cervical insufficiency, characterised the relationship between the composition of the vaginal microbiome before cerclage and that of healthy women, and assessed the effect of cerclage on the vaginal microbiome. We found that cerclage may influence the vaginal microbiota (especially emergency cerclage), resulting in an increase in microbiota diversity, decreased abundance of vaginal 