Associate Professor Liu Chih-hung of NTU College of Medicine takes the view that the relationship between the surrogate mother and the fetus inside her is merely one of "nutritional exchange"; her feelings for it are not as deep as those of a nanny who has spent a lot of time with a child.
台大醫學院副教授劉志鴻認為，代母與腹中的嬰兒只有「營養上的交通」而已，感情尚不及與孩子長期相處的保母濃厚。