Determinants of risk of spontaneous abortions in the first trimester of pregnancy

Fabio Parazzim, Liliane Chatenoud, Luca Tovase, Guido Ben, Daniela Dal Pino, Lwt Gi Fedele

Research output: Contribution to journalArticlepeer-review


Several factors such as socioeconomic status, obstetrical and menstrual history, and contraceptive methods, have been associated with risk of spontaneous abortion. We conducted a hospital case-control study to analyze risk factors for spontaneous abortion during the first trimester. Cases were 782 women admitted for spontaneous abortion. Controls included 1,543 women who gave birth at term in the same hospitals. Adjusted odds ratios (ORs) for spontaneous abortion were 0.9 and 0.6, respectively, for women reporting 7- 11 and ≤ 12 years of schooling, compared with women reporting

Original languageEnglish
Pages (from-to)681-683
Number of pages3
Issue number6
Publication statusPublished - Nov 1997


  • Contraception
  • Educational status
  • Pelvic inflammatory disease
  • Reproductive history
  • Spontaneous abortion

ASJC Scopus subject areas

  • Epidemiology


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