Data from 994 women aged 15-50 who were part of the P3 Cohort study, recruited from across England in October 2018 and followed up for 12 months. Baseline data on pregnancy preferences (Desire to Avoid Pregnancy Scale) and socio-demographics (grouped variables for age, relationship status, ethnicity, education level, UK region and number of children in the household) and outcome data on whether or not pregnancy occured.  Data on 994 women recruited from across the UK in 2018.