Fig. 2From: Comparing prediction of ongoing pregnancy and live birth outcomes in patients with advanced and younger maternal age patients using KIDScore™ day 5: a large-cohort retrospective study with single vitrified-warmed blastocyst transferThe fetal heartbeat ratio in different KS-D5 score groups. The panels show the response for each maternal age group. The line is the fitted multivariate logistic regressionBack to article page