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Contraception and ectopic pregnancy risk.

A L Franks1, V Beral, W Cates

  • 1Division of Reproductive Health, Centers for Disease Control, Atlanta, GA 30333.

American Journal of Obstetrics and Gynecology
|October 1, 1990
PubMed
Summary
This summary is machine-generated.

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Contraception significantly impacts ectopic pregnancy risk. Oral contraception and vasectomy show very low rates, while no contraception carries the highest risk, over 500 times greater.

Area of Science:

  • Reproductive Health
  • Gynecology
  • Contraception

Background:

  • Conflicting study results exist regarding contraception and ectopic pregnancy.
  • Methodologic differences contribute to inconsistent findings.

Purpose of the Study:

  • To estimate absolute incidence rates of ectopic pregnancy for various contraceptive methods.
  • To provide data for clinicians and patients on contraceptive risks and benefits.

Main Methods:

  • Calculated ectopic pregnancy incidence by multiplying pregnancy rates by the proportion of ectopic implantations for each method.
  • Analyzed data across different contraceptive categories and no contraception.

Main Results:

  • A >500-fold difference in ectopic pregnancy incidence was observed.
Keywords:
AmericasBarrier MethodsCondomContraceptionContraceptive MethodsDemographic FactorsDeveloped CountriesDiseasesFamily PlanningFemale SterilizationFertilityFertility MeasurementsHigh Risk WomenIncidenceIudMale SterilizationMeasurementNorth AmericaNorthern AmericaPopulationPopulation DynamicsPregnancy ComplicationsPregnancy RatePregnancy, EctopicReproductionResearch MethodologyResearch ReportStatistical StudiesSterilization, SexualStudiesUnited StatesVasectomy

Related Experiment Videos

  • Oral contraception and vasectomy had the lowest incidence (0.005 per 1000 women-years).
  • No contraception had the highest incidence (2.6 per 1000 women-years).

    • Conclusions:

    • Absolute incidence rates of ectopic pregnancy vary dramatically by contraceptive method.
    • These findings aid in understanding contraceptive risks and benefits for informed decision-making.