Fig. 3From: Fecundity disorders in older women: declines in follicular development and endometrial receptivityROC curves of the predictive values for endometrial receptivity during implantation window in older women (UT-PI: uterine artery pulsatility index, UT-RI: uterine artery resistance index, Sub-PI: subendometrial region pulsatility index, Sub-RI: subendometrial region resistance index, ET: endometrial thickness, EV: endometrial volume, VI: vascularization index, FI: Flow index, VFI: vascularization flow index)Back to article page