First author Year of publication Place Study design and origin of data Study period Quality assesement Number of pregnancies with cirrhosis Number of pregnancies without cirrhosis Included in meta-analysis
Salman 18 2020 Cairo, Egypt Prospective cohort; Cairo University hospitals 2013-2018 Fair 100 100 Yes
Flemming 19 2020 Kingston, Canada Retrospective cohort; Multiple databases housed in the Institute for Clinical Evaluative Sciences 2000-2017 Good 2098 10110 Yes
Hagström 20 2018 Stockholm, Sweden Prospective cohort; Swedish Medical Birth Register 1997-2011 Good 103 1361566 Yes
Jena 21 2017 Bangalore, India Retrospective cohort; St. John Medical College 2010-2015 Fair 28 No
Palatnik 4 2017 Milwaukee, USA Retrospective cohort; Medical College of Winsconsin 2005-2016 Good 31 124 Yes
Borssén 22 2016 Umeå, Sweden Retrospective cohort; questionnaire 1999-2010 Poor 43 No
Puljic 23 2015 San Diego, USA Retrospective cohort; databases of California Department of Health Services 2005-2009 Good 37 2248218 Yes
Rasheed 24 2013 Sohag, Egypt Prospective cohort; Sohag University Hospital 2009-2012 Good 129 647 Yes
Westbrook 25 2011 London, UK Prospective cohort; King’s College Hospital 1984-2009 Fair 62 No
Murthy 26 2009 Toronto, Canada Retrospective cohort; Nationwide Impatient Sample database 1998-2005 Fair 187 662408 Yes
Britton 27 1982 Portland, USA Retrospective cohort; Maine Medical Center Unknown Fair 83 No