Interpregnancy intervals and adverse birth outcomes in high-income countries: An international cohort study

Most evidence for interpregnancy interval (IPI) and adverse birth outcomes come from studies that are prone to incomplete control for confounders that vary between women. Comparing pregnancies to the same women can address this issue.

Citation:
Tessema GA, Marinovich ML, Håberg SE, Gissler M, ...... de Klerk N, Magnus MC, et al. Interpregnancy intervals and adverse birth outcomes in high-income countries: An international cohort study. PLoS ONE. 2021;16(7 July 2021).

Abstract:
Most evidence for interpregnancy interval (IPI) and adverse birth outcomes come from studies that are prone to incomplete control for confounders that vary between women. Comparing pregnancies to the same women can address this issue.