Fig. 4From: Luteal blood flow as a predictive factor for methotrexate treatment outcomes in women with unruptured tubal pregnancyTherapeutic effect of MTX treatment during follow-up. ▲: 4 days after MTX treatment (*P < 0.05). PLBF: Poor luteal blood flow group, ALBF: Abundant luteal blood flow group. a Serum β-hCG levels at different times after treatment. b The time required for serum β-hCG clearance. c The average diameter of the ectopic mass at different times after treatment. d The time required for ectopic mass disappearanceBack to article page