Incidence, trends and risk factors for obstetric massive blood transfusion in China from 2012 to 2019: an observational study.

ABSTRACT:

Objectives

This study aims to use the high-quality national monitoring data from the China's National Maternal Near Miss Surveillance System (NMNMSS) to ascertain the incidence, trends and risk factors of obstetric massive blood transfusion (MBT) from 2012 to 2019 in China and determine its clinical outcomes.

Settings

Observational study of hospitalised pregnancies who had given birth or ended their pregnancy among member hospitals of NMNMSS.

Participants

11 667 406 women were included in this study.

Primary and secondary outcome measures

We screened for the incidence, trends, risk factors and main reasons for obstetric MBT, and the outcomes after obstetric MBT. MBT was defined as the transfusion of ≥5 units of red blood cells or ≥1000 mL of whole blood. The in

SUBMITTER: Xie Y 

PROVIDER: S-EPMC8479942 | biostudies-literature | 2021 Sep

REPOSITORIES: biostudies-literature