The Impact of Computing Interpregnancy Intervals Without Accounting for Intervening Pregnancy Events.
Gabriel ConzueloAshley I NaimiPublished in: Paediatric and perinatal epidemiology (2018)
Including miscarriage as an intervening event in the calculation of IPI changes the association between several risk factors and short IPI. However, the association between short IPI and preterm birth does not vary when different IPI calculations are used.