Methodological Problems in Determining Fetal Loss Rates: Relevance to Chorionic Villi Sampling

  • J. L. Simpson
  • J. L. Mills
  • NICHD Diabetes in Early Pregnancy Project


Fetal wastage is known to occur commonly. However, the precise frequency of losses is still uncertain, especially by specific gestational intervals. This is unfortunate because precise information on background loss rates is crucial for assessing the safety of chorionic villi sampling (CVS).


Luteinizing Hormone Loss Rate Early Pregnancy Spontaneous Abortion Fetal Loss 
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Copyright information

© Springer-Verlag Berlin Heidelberg 1985

Authors and Affiliations

  • J. L. Simpson
    • 1
  • J. L. Mills
    • 2
  • NICHD Diabetes in Early Pregnancy Project
    • 3
    • 4
    • 5
    • 6
    • 7
    • 8
  1. 1.Northwestern Memorial HospitalChicagoUSA
  2. 2.National Institute of Child Health and DevelopmentBethesdaUSA
  3. 3.Cornell UniversityNew YorkUSA
  4. 4.Harvard UniversityBostonUSA
  5. 5.Northwestern UniversityChicagoUSA
  6. 6.University of PittsburghPittsburghUSA
  7. 7.University of WashingtonSeattleUSA
  8. 8.National Institute of Child Health and DevelopmentBethesdaUSA

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