Fig. 1From: A simple scoring system for the prediction of early pregnancy loss developed by following 13,977 infertile patients after in vitro fertilizationPredictive factors for EPL. EPL early pregnancy loss; OR odds ratio; CI confidence interval; MA maternal age (years); EM endometrium (mm); GSD gestational sac diameter (mm); EL embryonic length (mm); EHR embryonic heart rate (bpm); YSD yolk sac diameter (mm)Back to article page