Pregnancy-Related ICU Admissions From 2008 to 2016 in China: A First Multicenter Report

Objectives: To identify the key points for improving severe maternal morbidity by analyzing pregnancy-related ICU admissions in Beijing. Design: This was a retrospective, multicenter cohort study. Setting: Three ICUs in tertiary hospitals in Beijing. Patients: A total of 491 severe maternal cases in any trimester of pregnancy or within 42 days of delivery were reviewed between January 1, 2008, and December 31, 2016. Interventions: None. Measurements and Main Results: Among 491 obstetric ICU admissions (median Sequential Organ Failure Assessment score, 2) out of 87,850 hospital deliveries (a frequency of 5.6 admissions per 1,000 deliveries), the leading diagnoses were postpartum hemorrhage (170; 34.62%), hypertensive disorders of pregnancy (156; 31.77%), and cardio-cerebrovascular diseases (78; 15.9%). Comparing 2008–2011 to 2012–2016, the rates of maternal mortality (2.5% vs 1.9%; p = 0.991) and fetal loss (8.5% vs 8.6%; p = 0.977) did not decrease significantly, whereas the rates of ICU admission (3.05% vs 7.85%; p trends

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