Previous Pregnancies Among Young Women Having an Abortion in England and Wales

AbstractPurposeThe purpose of this study was to use national statistics on abortions carried out in England and Wales to more precisely estimate the proportion of young women aged <20 years obtaining an abortion who have had one or more previous pregnancies.MethodsSecondary analysis of abortion data from the Office of National Statistic and the Department of Health by parity for women aged <20 years, ordinarily residing in England and Wales, from 1992 to 2013.ResultsOver the past 20 years, the proportion of teenagers in England and Wales having an abortion as a result of a subsequent pregnancy increased by 33% (from .172 in 1992 to .229 in 2013). Most of this increase occurred before 2004, and the proportion now appears to have stabilized. In 2013, 22.9% of the young women aged <20 years who underwent an abortion had had at least one previous pregnancy (either a birth or an abortion). Only a minority (