From the Department of Obstetrics and Gynecology at the University of Alabama at Birmingham, Birmingham, Alabama; University of Texas Southwestern Medical Center, Dallas, Texas; University of Utah, Salt Lake City, Utah; The University of Texas Health Science Center at Houston, Houston, Texas; University of Pittsburgh, Pittsburgh, Pennsylvania; Northwestern University, Chicago, Illinois; Wayne State University, Detroit, Michigan; Drexel University, Philadelphia, Pennsylvania; Brown University, Providence, Rhode Island; Case Western Reserve University-MetroHealth Medical Center, Cleveland, Ohio; University of North Carolina at Chapel Hill, Chapel Hill, NC; Columbia University, New York, NY; Wake Forest University Health Sciences, Winston-Salem, North Carolina; The Ohio State University, Columbus, Ohio; the University of Texas Medical Branch, Galveston, Texas; and The George Washington University Biostatistics Center, Washington, DC, and the Eunice Kennedy Shriver National Institute of Child Health and Human Development, Bethesda, Maryland.
*For a list of other members of the NICHD MFMU, see the Appendix online at https://links.lww.com/AOG/A217.
Supported by grants from the Eunice Kennedy Shriver National Institute of Child Health and Human Development (NICHD) [HD21410, HD27860, HD27869, HD27915, HD27917, HD34116, HD34136, HD34208, HD40485, HD40500, HD40512, HD40544, HD40545, HD40560, and HD36801] and does not necessarily represent the official views of the NICHD or the NIH.
The authors thank Kenneth J. Leveno, MD, for protocol development and oversight; Elizabeth Thom, PhD, for protocol and data management and statistical analysis; Allison T. Northen, MSN, RN, for protocol development and coordination between clinical research centers; and Donald McIntire, PhD, for study design.
Presented in part at the Annual Meeting of the Society for Maternal-Fetal Medicine, January 28-February 2, 2008, Dallas, Texas.
Dr. Spong, Associate Editor of Obstetrics & Gynecology, was not involved in the review or decision to publish this article.
Corresponding author: Dwight J. Rouse, MD, Brown University, Warren Alpert Medical School, Department of Obstetrics and Gynecology, 101 Dudley Street, 3rd Floor, Providence, RI 02905; e-mail: [email protected].
Financial Disclosure The authors did not report any potential conflicts of interest.
