Studies | Study period | Study sites (country) | No. of pregnancy-related ICU patients | ICU admission rate | Mortality (per 100,000 cases) | Variability of ICU admission rate among hospitals |
---|---|---|---|---|---|---|
Harrison 2005 | 1995–2003 | UK | 1902 | 9.0 per 1000 ICU admissions | Hospital mortality (26 per 100,000 all ICU admissions, 3049 per 100,000 pregnancy-related ICU admissions) | Not described |
Madan 2009 | 1997–2005 | NJ, USA | 15,447 | 15.4 per 1000 pregnancies | Hospital mortality (12 per 100,000 pregnancies, 149 per 100,000 pregnancy-related ICU admissions) | Not described |
Wanderer 2013 | 1999–2008 | MD, USA | 2927 | 4.1 per 1000 pregnancies | Hospital mortality (7.6 per 100,000 pregnancies, 1810 per 100,000 pregnancy-related ICU admissions) | Not described |
Chantry 2015 | 2006–2009 | France | 11,824 | 3.6 per 1000 pregnancies | ICU mortality (4.7 per 100,000 pregnancies, 1294 per 100,000 pregnancy-related ICU admissions) | Not described |
Oud 2017 | 2001–2010 | TX, USA | 158,410 | 39 per 1000 pregnancies | Hospital mortality (10 per 100,000 pregnancies, 261 per 100,000 pregnancy-related ICU admissions) | Not described* |
Aoyama 2019 | 2004–2015 | Canada | 10,204 | 3.2 per 1000 pregnancies | Hospital mortality (6.2 per 100,000 pregnancies, 1274 per 100,000 pregnancy-related ICU admissions) | MOR 1.92 |