Background Introduction In vitro fertilization is a fertility treatment method for infertile couples and has become one of the important fields of modern medicine. With the advancement of science and technology and the development of clinical technology, the success rate of IVF babies is also constantly improving. So, what is the success rate of IVF? What is the latest data? The success rate of IVF is related to many factors, including the woman’s age, egg quality, endometrium status, the man’s sperm quality, clinical technology, etc. According to many domestic and foreign