Skip to main content

Advertisement

Springer Nature is making SARS-CoV-2 and COVID-19 research free. View research | View latest news | Sign up for updates

Table 1 Characteristic of patients and blastocyst morphology (N = 1154)

From: Blastocoele expansion: an important parameter for predicting clinical success pregnancy after frozen-warmed blastocysts transfer

Characteristic Mean ± SD / N / %
Female age(years) 31.39 ± 5.48
No. of early cycles 2.65 ± 1.06
Duration of infertility (years) 5.68 ± 3.13
Endometrial thickness (mm) 9.42 ± 1.65
Expansion of blastocyst 3.59 ± 0.75
 degree 1 21(1.33%)
 degree 2 87(5.50%)
 degree 3 501(31.65%)
 degree 4 907(57.30%)
 degree 5 52(3.28%)
 degree 6 15(0.95%)
Cycles of clinical pregnancy 434(37.6%)
Cycles of non-pregnancy 720(62.4%)
Cycles with single blastocyst transfer 725(62.8%)
Cycles with two blastocysts transfer 429(37.2%)
Total No. of blastocysts transferred 1583
Cycles with one embryo sac 300
Cycles with two embryo sacs 134
Total No. of blastocyst implanted 568
Implantation rate 35.88%
Type of infertility
 Primary infertility 518(44.9%)
 Secondary infertility 636(55.1%)
Protocol for endometrial preparation
 GnRH-a + HRT-FET 82(7.1%)
 HRT-FET 627(54.3%)
 OI-FET 51(4.4%)
 NC-FET 394(34.1)
  1. Categorical variable is present as n (%), and continuous variable is present as Mean ± SD. NC Natural cycle, HRT Hormone replacement treatment, OI ovulation-induction