Group B Streptococcus Screening and Treatment Adherence in Pregnancy: A Retrospective Cohort Study and Opportunities for Improvement.

Introduction: Pregnancy is a time of increased healthcare screening, and past adherence to evolving guidelines informs best practices. Although studies of Group B guideline adherence have focused primarily on treatment of Group B carriers, this study broadly evaluated long-term adherence to both Group B screening and treatment guidelines. Adherence was evaluated across provider types (obstetrics and gynecology, certified nurse midwives, and family medicine).