… ) were evaluated at Day 3 (68 ± 1 hours later after injection). … -ET, the estradiol level is high
in pre-ovulatory follicles after … [28] reported that the concentration of serum β -HCG on day 10 …

… , oestradiol and P4 levels and number of embryos transferred. … of serum P4 determinations
on the day of β-hCG testing or … All the authors analysed and interpreted the data. SG and IR …

… (≥6.5 mm) after estrogen treatment in the proliferative phase … positive β-hCG test (serum
levels of β-hCG > 10 IU/ml 11 days after … analyses and data interpretation and drafted the article. …

… laser-assisted hatching on day 3 of development and … sac after serum β-hCG ≥5 mIU/mL or
loss occurring after presence of an … , which have confounded the interpretation of results from …

… of grade 1 embryos resulted in higher PAPP-A levels (OR = … there are difficulties in interpreting
Down Syndrome screening … gonadotropin dose of stimulation at day 3, total number of …

… serum β-HCG between 5 and 50 IU/l was repeated until the result was negative or positive.
… concentrations from a single follicle should be interpreted with caution. Further, it could be …

… if serum β-hCG measured on Day 4,7 and 11 after IVF-ET of … of serum estradiol levels with
pregnancy outcome or serum P … CR-V contributed to data interpretation and drafted the article. …

… and data interpretation (Thermo Fisher Scientific, USA). … serial measurements of serum
luteinizing hormone (LH), estradiol (… A pregnancy was defined 12 days after ET by a serum β-hCG …

… Exogenous estradiol was administered, and once … Participants with β-hCG levels less
than 5 mIU/mL stopped all … Interpretation of the largely retrospective data remains difficult …

… the interval between embryo transfer and serum β-hCG reading, … ie, after oocyte retrieval [27,
44, 49] or after embryo transfer [… after in vitro fertilization and embryo transfer using estradiol, …