Fertility and Sterility
Volume 94, Issue 4 , Pages 1287-1291, September 2010

Factors affecting success rates in two concurrent clinical IVF trials: an examination of potential explanations for the difference in pregnancy rates between the United States and Europe

  • Valerie L. Baker, M.D.

      Affiliations

    • Department of Obstetrics and Gynecology, Stanford University Medical Center, Stanford, California
    • Corresponding Author InformationReprint requests: Valerie L. Baker, M.D., Department of Obstetrics and Gynecology, Division of Reproductive Endocrinology and Infertility, Stanford University Medical Center, 300 Pasteur Drive, Room HH333, Stanford, CA 94305 (FAX: 650-498-4320).
    • ,
  • Clarence E. Jones, Ph.D.

      Affiliations

    • Institut Biochimique SA (IBSA), Lugano, Switzerland
    • ,
  • Barbara Cometti, Ph.D.

      Affiliations

    • Institut Biochimique SA (IBSA), Lugano, Switzerland
    • ,
  • Fred Hoehler, Ph.D.

      Affiliations

    • Biostatistician Consultant, Orange, California
    • ,
  • Bruno Salle, M.D., Ph.D., D.Sc.

      Affiliations

    • Medecine de la Reproduction, Hôpital Femme Mère Enfants, Bron, France, Université Claude Bernard, Lyon, France
    • ,
  • János Urbancsek, M.D.

      Affiliations

    • Semmelweis University, first Department of OB/GYN, Division of Assisted Reproduction, Department of Obstetrics and Gynaecology, Budapest, Hungary
    • ,
  • Michael R. Soules, M.D.

      Affiliations

    • Seattle Reproductive Medicine, Seattle, Washington

Received 23 April 2009; received in revised form 14 June 2009; accepted 21 July 2009. published online 07 October 2009.

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 V.L.B. has received IBSA research support. C.E.J. is an employee of IBSA. B.C. is an employee of IBSA. F.H. is a consultant for IBSA, Pioneer Surgical, and Vital Therapies. B.S. has nothing to disclose. J.U. has nothing to disclose. M.R.S. has nothing to disclose.

 The clinical trials used in this analysis were sponsored by Institut Biochimique SA (IBSA).

PII: S0015-0282(09)03466-9

doi:10.1016/j.fertnstert.2009.07.1673

Fertility and Sterility
Volume 94, Issue 4 , Pages 1287-1291, September 2010

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