An internally validated prediction model for critical COVID-19 infection and intensive care unit admission in symptomatic pregnant women

Pregnant women are at an increased risk of mortality and morbidity owing to COVID-19. Many studies have reported on the association of COVID-19 with pregnancy-specific adverse outcomes, but prediction models utilizing large cohorts of pregnant women are still lacking for estimating the risk of maternal morbidity and other adverse events.The main aim of this study was to develop a prediction model to quantify the risk of progression to critical...