Fig. 4

Clustering analysis results of the herbal medicines prescribed for participants who became pregnant. a Clustering results of the herbal medicines prescribed for participants who became pregnant. The prescriptions were classified into five groups. b Clustering results of the herbal medicines prescribed for participants who became pregnant who maintained pregnancy for over 12 weeks. The prescriptions were classified into six groups. YST: YangkyukSanhwaTang, BCB: BaeranChacksangBang, JJT: JogyeongJongokTang, ATE: AnTaeEum, YLZ: YukLinZu, AYT: AnjeonYicheonTang, OKT: OnKyungTang, GBT: GuiBiTang