References
1. Sullivan EA, Wang YA, Hayward I, Chambers GM, Illingworth P, McBain
J, et al. Single embryo transfer reduces the risk of perinatal
mortality, a population study. Human reproduction (Oxford, England).
2012 Dec;27(12):3609-15.
2. McLernon DJ, Harrild K, Bergh C, Davies MJ, de Neubourg D, Dumoulin
JC, et al. Clinical effectiveness of elective single versus double
embryo transfer: meta-analysis of individual patient data from
randomised trials. BMJ (Clinical research ed). 2010 Dec 21;341:c6945.
3. Rienzi L, Gracia C, Maggiulli R, LaBarbera AR, Kaser DJ, Ubaldi FM,
et al. Oocyte, embryo and blastocyst cryopreservation in ART: systematic
review and meta-analysis comparing slow-freezing versus vitrification to
produce evidence for the development of global guidance. Human
reproduction update. 2017 Mar 1;23(2):139-55.
4. Wirleitner B, Schuff M, Stecher A, Murtinger M, Vanderzwalmen P.
Pregnancy and birth outcomes following fresh or vitrified embryo
transfer according to blastocyst morphology and expansion stage, and
culturing strategy for delayed development. Human reproduction (Oxford,
England). 2016 Aug;31(8):1685-95.
5. Berin I, McLellan ST, Macklin EA, Toth TL, Wright DL. Frozen-thawed
embryo transfer cycles: clinical outcomes of single and double
blastocyst transfers. Journal of assisted reproduction and genetics.
2011 Jul;28(7):575-81.
6. Eum JH, Park JK, Kim SY, Paek SK, Seok HH, Chang EM, et al. Clinical
outcomes of single versus double blastocyst transfer in fresh and
vitrified-warmed cycles. Clinical and experimental reproductive
medicine. 2016 Sep;43(3):164-8.
7. Racca A, Drakopoulos P, Van Landuyt L, Willem C, Santos-Ribeiro S,
Tournaye H, et al. Single and double embryo transfer provide similar
live birth rates in frozen cycles. Gynecological endocrinology : the
official journal of the International Society of Gynecological
Endocrinology. 2020 Mar 3:1-5.
8. Devine K, Connell MT, Richter KS, Ramirez CI, Levens ED, DeCherney
AH, et al. Single vitrified blastocyst transfer maximizes liveborn
children per embryo while minimizing preterm birth. Fertil Steril. 2015
Jun;103(6):1454-60.e1.
9. Zhang J, Huang J, Liu H, Wang B, Yang X, Shen X, et al. The impact of
embryo quality on singleton birthweight in vitrified-thawed single
blastocyst transfer cycles. Human reproduction (Oxford, England). 2020
Feb 29;35(2):308-16.
10. Bashiri A, Halper KI, Orvieto R.
Recurrent Implantation Failure-update overview on etiology, diagnosis,
treatment and future directions. Reproductive biology and endocrinology
: RB&E. 2018 Dec 5;16(1):121.
11. Prapas N, Kalogiannidis I, Prapas I, Xiromeritis P, Karagiannidis A,
Makedos G. Twin gestation in older women: antepartum, intrapartum
complications, and perinatal outcomes. Archives of gynecology and
obstetrics. 2006 Feb;273(5):293-7.
12. Cai J, Liu L, Zhang J, Qiu H, Jiang X, Li P, et al. Low body mass
index compromises live birth rate in fresh transfer in vitro
fertilization cycles: a retrospective study in a Chinese population.
Fertil Steril. 2017 Feb;107(2):422-9.e2.
13. Gardner DK, Schoolcraft WB. Culture and transfer of human
blastocysts. Current opinion in obstetrics & gynecology. 1999
Jun;11(3):307-11.
14. Kuwayama M. Highly efficient vitrification for cryopreservation of
human oocytes and embryos: the Cryotop method. Theriogenology. 2007 Jan
1;67(1):73-80.
15. Agoritsas T, Merglen A, Shah ND, O’Donnell M, Guyatt GH. Adjusted
Analyses in Studies Addressing Therapy and Harm: Users’ Guides to the
Medical Literature. Jama. 2017 Feb 21;317(7):748-59.
16. Austin PC. An Introduction to Propensity Score Methods for Reducing
the Effects of Confounding in Observational Studies. Multivariate
behavioral research. 2011a May;46(3):399-424.
17. Austin PC. Optimal caliper widths for propensity-score matching when
estimating differences in means and differences in proportions in
observational studies. Pharmaceutical statistics. 2011b
Mar-Apr;10(2):150-61.
18. Dobson SJA, Lao MT, Michael E, Varghese AC, Jayaprakasan K. Effect
of transfer of a poor quality embryo along with a top quality embryo on
the outcome during fresh and frozen in vitro fertilization cycles.
Fertil Steril. 2018 Sep;110(4):655-60.
19. Veleva Z, Orava M, Nuojua-Huttunen S, Tapanainen JS, Martikainen H.
Factors affecting the outcome of frozen-thawed embryo transfer. Human
reproduction (Oxford, England). 2013 Sep;28(9):2425-31.
20. Ahlström A, Westin C, Wikland M, Hardarson T. Prediction of live
birth in frozen-thawed single blastocyst transfer cycles by pre-freeze
and post-thaw morphology. Human reproduction (Oxford, England). 2013
May;28(5):1199-209.
21. Wintner EM, Hershko-Klement A, Tzadikevitch K, Ghetler Y, Gonen O,
Wintner O, et al. Does the transfer of a poor quality embryo together
with a good quality embryo affect the In Vitro Fertilization (IVF)
outcome? Journal of ovarian research. 2017 Jan 13;10(1):2.
22. Wei D, Liu JY, Sun Y, Shi Y, Zhang B, Liu JQ, et al. Frozen versus
fresh single blastocyst transfer in ovulatory women: a multicentre,
randomised controlled trial. Lancet (London, England). 2019 Mar
30;393(10178):1310-8.
23. El-Danasouri I, Sterzik K, Rinaldi L, Pacchiarotti A, DeSanto M,
Selman H. Effect of transferring a morphologically impaired embryo with
a good quality embryo on the pregnancy and implantation rates. European
review for medical and pharmacological sciences. 2016;20(3):394-8.
24. Tannus S, Son WY, Dahan MH. Elective single blastocyst transfer in
advanced maternal age. Journal of assisted reproduction and genetics.
2017 Jun;34(6):741-8.
25. Franasiak JM, Forman EJ, Hong KH, Werner MD, Upham KM, Treff NR, et
al. The nature of aneuploidy with increasing age of the female partner:
a review of 15,169 consecutive trophectoderm biopsies evaluated with
comprehensive chromosomal screening. Fertil Steril. 2014
Mar;101(3):656-63.e1.
26. Capalbo A, Rienzi L, Cimadomo D, Maggiulli R, Elliott T, Wright G,
et al. Correlation between standard blastocyst morphology, euploidy and
implantation: an observational study in two centers involving 956
screened blastocysts. Human reproduction (Oxford, England). 2014
Jun;29(6):1173-81.
27. Cimadomo D, Soscia D, Vaiarelli A, Maggiulli R, Capalbo A, Ubaldi
FM, et al. Looking past the appearance: a comprehensive description of
the clinical contribution of poor-quality blastocysts to increase live
birth rates during cycles with aneuploidy testing. Human reproduction
(Oxford, England). 2019 Jul 8;34(7):1206-14.
28. McLernon DJ, Steyerberg EW, Te Velde ER, Lee AJ, Bhattacharya S.
Predicting the chances of a live birth after one or more complete cycles
of in vitro fertilisation: population based study of linked cycle data
from 113 873 women. BMJ (Clinical research ed). 2016 Nov 16;355:i5735.
29. Kurian NK, Modi D. Extracellular vesicle mediated embryo-endometrial
cross talk during implantation and in pregnancy. Journal of assisted
reproduction and genetics. 2019 Feb;36(2):189-98.