title: Early follicular progesterone concentrations and in vitro fertilization pregnancy outcomes.
abstract: In IVF cycles using a GnRH agonist down-regulation short protocol, when the concentration of P on day 4 of stimulation was >3 ng/mL, patients experienced a significantly reduced implantation rate (14.1%), pregnancy rate (24.6%), and ongoing pregnancy rate (20.0%), with an elevated early miscarriage rate (18.8%).
authors: Yi
authors: Y
authors: Tang
authors: Fei
authors: F
authors: Gong
authors: Ge
authors: G
authors: Lin
authors: Guangxiu
authors: G
authors: Lu
mesh_terms: D000328:Adult; D004958:Estradiol / Q000097:blood; D005260:Female; D005307:Fertilization in Vitro; D005498:Follicular Phase / Q000097:blood; D006801:Humans; D018587:Oocyte Donation; D011247:Pregnancy; D018873:Pregnancy Rate; D011374:Progesterone / Q000097:blood*; D012189:Retrospective Studies; D017329:Triptorelin Pamoate / Q000494:pharmacology
chemical_list: D017329:Triptorelin Pamoate; D011374:Progesterone; D004958:Estradiol