Fig. 1From: Diagnostic value of a single β-hCG test in predicting reproductive outcomes in women undergoing cleavage embryo transfer: a retrospective analysis from a single centerFlowchart of the included patients. Untimely β-hCG data refer to the results tested on other days instead of the 14th day post-ET. The other data refer to different combinations of the two transferred embryos, specifically, one embryo with good quality/one embryo with average quality, one embryo with good quality/one embryo with poor quality, two embryos with average quality, and one embryo with average quality/one embryo with poor qualityBack to article page