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Cohort study
Adolescent girls undergoing medical abortion have lower risk of haemorrhage, incomplete evacuation or surgical evacuation than women above 18 years old
  1. Ellen R Wiebe
  1. Family Practice, The University of British Columbia (UBC), Vancouver, British Columbia, Canada
  1. Correspondence to: Ellen R Wiebe
    Family Practice, The University of British Columbia (UBC), 1013-750 West Broadway, Vancouver, BC V5Z-1H9, Canada; ellenwiebe{at}

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Medical abortions induced with mifepristone and misoprostol are common, and yet there have been only a few small studies in patients below 18 years. This study was done to determine the short-term adverse effects of medical abortion in younger and older women.


This was a population-based retrospective cohort study using the Finnish abortion register from 2000 to 2006. The only exclusions were abortions over 20 weeks, and only the first-induced abortion was analysed for each woman. The main outcome measures were the incidence of adverse events (haemorrhage, infection, incomplete abortion, surgical evacuation, psychiatric morbidity, injury, thromboembolic disease and death) among adolescent …

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  • Competing interests None.