Does early morphology provide additional selection power to blastocyst selection for transfer?  F. Guerif, M. Lemseffer, J. Leger, R. Bidault, V. Cadoret,

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Presentation transcript:

Does early morphology provide additional selection power to blastocyst selection for transfer?  F. Guerif, M. Lemseffer, J. Leger, R. Bidault, V. Cadoret, C. Chavez, O. Gasnier, M.H. Saussereau, D. Royere  Reproductive BioMedicine Online  Volume 21, Issue 4, Pages 510-519 (October 2010) DOI: 10.1016/j.rbmo.2010.06.043 Copyright © 2010 Reproductive Healthcare Ltd. Terms and Conditions

Figure 1 Implantation rate (IR) and live birth rate (LBR) after single-blastocyst transfer according to blastocyst expansion (B1–B6) on day 5 (D5) and day 6 (D6). Bars with the same superscript letters are statistically different (P<0.05). Reproductive BioMedicine Online 2010 21, 510-519DOI: (10.1016/j.rbmo.2010.06.043) Copyright © 2010 Reproductive Healthcare Ltd. Terms and Conditions

Figure 2 Implantation rate (IR) and live birth rate (LBR) after single-blastocyst transfer according to blastocyst score on day 5. Bars with the same superscript letters are statistically different (P<0.05). Reproductive BioMedicine Online 2010 21, 510-519DOI: (10.1016/j.rbmo.2010.06.043) Copyright © 2010 Reproductive Healthcare Ltd. Terms and Conditions

Figure 3 Rate of blastocyst development according to embryo score on days 1 and 2. Bars with the same superscript letters are statistically different (P<0.0001). Reproductive BioMedicine Online 2010 21, 510-519DOI: (10.1016/j.rbmo.2010.06.043) Copyright © 2010 Reproductive Healthcare Ltd. Terms and Conditions

Figure 4 Relationship between embryo score and blastocyst score. Bars with the same superscript letters are statistically different (r=0.28, P<0.0001). Reproductive BioMedicine Online 2010 21, 510-519DOI: (10.1016/j.rbmo.2010.06.043) Copyright © 2010 Reproductive Healthcare Ltd. Terms and Conditions