American Journal of Obstetrics & Gynecology
Volume 202, Issue 3 , Pages 245.e1-245.e12 , March 2010

Maternal and neonatal outcomes by labor onset type and gestational age

Presented orally at the 30th Annual Meeting of the Society for Maternal-Fetal Medicine, Chicago, IL, Feb. 1-6, 2010.

  • Jennifer L. Bailit, MD, MPH

      Affiliations

    • Division of Maternal-Fetal Medicine, Department of Obstetrics and Gynecology, and the Center for Health Care Research and Policy, MetroHealth Medical Center, Case Western Reserve University, Cleveland, OH
    • ,
  • Kimberly D. Gregory, MD, MPH

      Affiliations

    • Burns and Allen Research Institute, Cedars-Sinai Medical Center, Los Angeles, CA
    • ,
  • Uma M. Reddy, MD, MPH

      Affiliations

    • Eunice Kennedy Shriver National Institute of Child Health and Human Development, Bethesda, MD
    • ,
  • Victor H. Gonzalez-Quintero, MD, MPH

      Affiliations

    • University of Miami School of Medicine, Miami, FL
    • ,
  • Judith U. Hibbard, MD

      Affiliations

    • Department of Obstetrics and Gynecology, University of Illinois at Chicago School of Medicine, Chicago, IL
    • ,
  • Mildred M. Ramirez, MD

      Affiliations

    • Department of Obstetrics and Gynecology, University of Texas Medical School at Houston, Houston, TX
    • ,
  • D. Ware Branch, MD

      Affiliations

    • Intermountain HealthCare, Salt Lake City, UT
    • ,
  • Ronald Burkman, MD

      Affiliations

    • Department of Obstetrics and Gynecology, Baystate Medical Center, Springfield, MA
    • ,
  • Shoshana Haberman, MD, PhD

      Affiliations

    • Department of Obstetrics and Gynecology, Maimonides Medical Center, Brooklyn, NY
    • ,
  • Christos G. Hatjis, MD

      Affiliations

    • Summa Health System, Akron, OH
    • ,
  • Matthew K. Hoffman, MD, MPH

      Affiliations

    • Christiana Care Health System, Wilmington, DE
    • ,
  • Michelle Kominiarek, MD

      Affiliations

    • Indiana University–Clarian Health, Indianapolis, IN
    • ,
  • Helain J. Landy, MD

      Affiliations

    • MedStar Health, Washington, DC
    • ,
  • Lee A. Learman, MD, PhD

      Affiliations

    • Indiana University–Clarian Health, Indianapolis, IN
    • ,
  • James Troendle, PhD

      Affiliations

    • Eunice Kennedy Shriver National Institute of Child Health and Human Development, Bethesda, MD
    • ,
  • Paul Van Veldhuisen, PhD

      Affiliations

    • Emmes Corporation, Rockville, MD
    • ,
  • Isabelle Wilkins, MD

      Affiliations

    • Department of Obstetrics and Gynecology, University of Illinois at Chicago School of Medicine, Chicago, IL
    • ,
  • Liping Sun, MD, MS

      Affiliations

    • Eunice Kennedy Shriver National Institute of Child Health and Human Development, Bethesda, MD
    • ,
  • Jun Zhang, PhD, MD

      Affiliations

    • Eunice Kennedy Shriver National Institute of Child Health and Human Development, Bethesda, MD

Received 20 November 2009 ,Revised 7 January 2010 ,Accepted 19 January 2010.

References 

  1. Davidoff MJ, Dias T, Damus K, et al. Changes in the gestational age distribution among US singleton births: impact on rates of late preterm birth, 1992 to 2002. [erratum appears in Semin Perinatol 2006;30:313] Semin Perinatol. 2006;30:8–15
  2. McIntire DD, Leveno KJ. Neonatal mortality and morbidity rates in late preterm births compared with births at term. Obstet Gynecol. 2008;111:35–41
  3. Bastek JA, Sammel MD, Paré E, Srinivas SK, Posencheg MA, Elovitz MA. Adverse neonatal outcomes: examining the risks between preterm, late preterm, and term infants. Am J Obstet Gynecol. 2008;199:367.e1–367.e8
  4. Tita AT, Landon MB, Spong CY, et al. Timing of elective repeat cesarean delivery at term and neonatal outcomes. [see comment] N Engl J Med. 2009;360:111–120
  5. Moster D, Lie R, Markestad T. Long-term medical and social consequences of preterm birth. N Engl J Med. 2008;359:262–273
  6. Al-Zirqi I, Vangen S, Forsén L, Stray-Pedersen B. Effects of onset of labor and mode of delivery on severe postpartum hemorrhage. Am J Obstet Gynecol. 2009;201:273.e1–273.e9

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 Reprints not available from the authors.

 This study was supported by the Intramural Research Program of the Eunice Kennedy Shriver National Institute of Child Health and Human Development, National Institutes of Health, through a contract (Contract no. HHSN267200603425C).

 Cite this article as: Bailit JL, Gregory KD, Reddy UM, et al. Maternal and neonatal outcomes by labor onset type and gestational age. Am J Obstet Gynecol 2010;202:245.e1-12.

PII: S0002-9378(10)00081-5

doi: 10.1016/j.ajog.2010.01.051

American Journal of Obstetrics & Gynecology
Volume 202, Issue 3 , Pages 245.e1-245.e12 , March 2010

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