Growth hormone (GH) has been used in the field of assisted reproduction technology for over 30 years. Studies for GH have been exploring in the applicable population, drug dosage, starting time and time limitation. In previous clinical applications, it worked as an adjuvant drug for improving ovarian reactivity. With the development of basic research and clinical applications, the improvement effect on egg quality is gradually recognized. However, which protocol of GH may work well and maximize the clinical effect remains mystery. The investigators' previous self-controlled retrospective research about 380 cases treated with GH found that the average daily injection of GH dose of 2IU for about 6 weeks can significantly improve embryo quality and clinical pregnancy outcomes of the patients with low ovarian response. The new POSEIDON standard clearly groups people with low prognosis and better classifies heterogeneous people, which may help classifying the specific subgroup that benefit most from GH of poor ovarian response (POR). The investigators design a prospective cohort study to explore whether GH low-dose long-term pretreatment can improve the outcome of assisted pregnancy and its possible mechanism in people with low ovarian reserve.
Study Type
OBSERVATIONAL
Enrollment
114
growth hormone was adjuvanted 2IU/d from previous menstrual period for about six weeks.
rate of good quality embryos
the number of good quality embryos divide by the number of transferrable embryos
Time frame: 2 years
number of oocytes retrieved
number of oocytes retrieved
Time frame: 2 years
fertilization rate
the fertilized oocytes divided by the number of oocytes retrieved
Time frame: 2 years
clinical pregnancy rate
the patients confirmed clinical pregnancy divided by the patients undergoing fresh embryo transferred.
Time frame: 2 years
live birth rate
the patients have a live birth divided by the patients undergoing fresh embryo transferred.
Time frame: 2 years
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