Cryopreserved blastocysts have a lower implantation but an equal live birth rate as compared to fresh blastocysts of the same quality a casecontrol study

Acta Obstetricia et Gynecologica Scandinavica

Volumn 88, Issue 8, 2009, Pages 944-947

  Shebl, Omar ^a   Ebner, Thomas ^a   Sommergruber, Michael ^a   Sir, Andreas ^a   Tews, Gernot ^a  

^a KEPLER UNIVERSITY HOSPITAL   (Austria)

Author keywords

Blastocyst transfer; Cryopreserved blastocyst replacement; ICSI; IVF

Indexed keywords

ARTICLE; BIRTH RATE; BLASTOCYST; CASE CONTROL STUDY; COMPARATIVE STUDY; CONTROL GROUP; CONTROLLED STUDY; CRYOPRESERVATION; EMBRYO; EMBRYO TRANSFER; FERTILIZATION IN VITRO; GROUPS BY AGE; HUMAN; INTRACYTOPLASMIC SPERM INJECTION; LIVE BIRTH; MATERNAL ATTITUDE; MEDICAL RECORD REVIEW; NIDATION; PATIENT SELECTION; PREGNANCY; PRIORITY JOURNAL; QUALITY CONTROL; SURVIVAL RATE; WARMING; ADULT; COHORT ANALYSIS; FEMALE; TIME;

ADULT; BLASTOCYST; CASE-CONTROL STUDIES; COHORT STUDIES; CRYOPRESERVATION; EMBRYO IMPLANTATION; EMBRYO TRANSFER; FEMALE; HUMANS; LIVE BIRTH; PREGNANCY; TIME FACTORS;

EID: 68249155392     PISSN: 00016349     EISSN: 16000412     Source Type: Journal    
DOI: 10.1080/00016340903093575     Document Type: Article

References (12)

1. Andersen AN, Goossens V, Ferraretti AP, Bhattacharya S, Felberbaum R, de Mouzon J, et al. European IVF-monitoring (EIM) Consortium; European Society of Human Reproduction and Embryology (ESHRE). Assisted reproductive technology in Europe, 2004: results generated from European registers by ESHRE. Hum Reprod. 2008;/23:/756-71.
2. Shebl O, Ebner T, Sommergruber M, Sir A, Tews G. The risk of twin pregnancies after ART. J Reprod Med. 2008;/53:/ 798-802.
3. Veeck LL, Bodine R, Clarke RN, Berrios R, Libraro J, Moschini RM, et al. High pregnancy rates can be achieved after freezing and thawing human blastocysts. Fertil Steril. 2004;/82:/1418-27.
4. Pantos K, Stefanidis K, Pappas K, Kokkinopoulos P, Petroutsou K, Kokkali G, et al. Cryopreservation of embryos, blastocysts, and pregnancy rates of blastocysts derived from frozen-thawed embryos and frozen-thawed blastocysts. J Assist Reprod Genet. 2001;/18:/579-82.
5. Henman M, Catt JW, Wood T, Bowman MC, de Boer KA, Jansen RP. Elective transfer of single fresh blastocysts and later transfer of cryostored blastocysts reduces the twin pregnancy rate and can improve the in vitro fertilization live birth rate in younger women. Fertil Steril. 2005;/84:/1620-7.
6. Matalliotakis I, Cakmak H, Arici A, Goumenou A, Fragouli Y, Sakkas D. Epidemiological factors influencing IVF outcome: evidence from the Yale IVF program. J Obstet Gynaecol. 2008;/28:/204-8.
7. Pandian Z, Bhattacharya S, Ozturk O, Serour GI, Templeton A. Number of embryos for transfer following in-vitro fertilisation or intra-cytoplasmic sperm injection. Cochrane Database Syst Rev. 2004;4:CD003416.
8. Papanikolaou EG, Kolibianakis EM, Tournaye H, Venetis CA, Fatemi H, Tarlatzis B, et al. Live birth rates after transfer of equal number of blastocysts or cleavage-stage embryos in IVF. A systematic review and meta-analysis. Hum Reprod. 2008;/23:/91-9.
9. Gelbaya TA, Nardo LG, Hunter HR, Fitzgerald CT, Horne G, Pease EE, et al. Cryopreserved-thawed embryo transfer in natural or down-regulated hormonally controlled cycles: a retrospective study. Fertil Steril. 2006;/85:/603-9.
10. Levens ED, Whitcomb BW, Hennessy S, James AN, Yauger BJ, Larsen FW. Blastocyst development rate impacts outcome in cryopreserved blastocyst transfer cycles. Fertil Steril. 2008;/ 90:/2138-43.
11. Behr B, Gebhardt J, Lyon J, Milki AA. Factors relating to a successful cryopreserved blastocyst transfer program. Fertil Steril. 2002;/77:/697-9.
12. Shapiro B, Richter K, Harris D, Daneshmand S. A comparison on day 5 and day 6 blastocyst transfers. Fertil Steril. 2001;/75:/1126-30.