the characteristics and treatment for severe postpartum hemorrhage in different midwifery hospitals in one district of Beijing in China: an institution-based, retrospective cohort study

Objective: To identify the characteristics and treatment approaches for Severe Postpartum Hemorrhage (SPPH) patients in various midwifery institutions in one district in Beijing, especially those without identifiable antenatal PPH risk factors, to improve regional SPPH rescue capacity.
Design: Retrospective cohort study
Setting: This study was conducted at nine tertiary-level hospitals and ten secondary-level hospitals in Haidian district of Beijing from January 2019 to December 2022.
Participants: The major inclusion criterion was SPPH cases with blood loss ≥1500 ml or needing a packed blood product transfusion ≥1000 ml within 24 h after birth. A total of 324 mothers suffering from SPPH were reported to the Regional Obstetric Quality Control Office from 19 midwifery hospitals.
Outcome measures: The pregnancy characteristics collected included: age at delivery, gestational weeks at delivery, height, parity, delivery mode, antenatal PPH risks, etiology of PPH, bleeding amount, PPH comp..., Study area
The Haidian district is 431 square kilometers in area, accounting for about 2.6% of Beijing’s landmass. At the end of 2021, the district had 3.130 million permanent residents, making it the second most populous in Beijing. The district has 19 midwifery institutions, nine tertiary facilities (three serving as regional transferal centers), and ten secondary facilities. Primary midwifery institutions are mostly distributed in rural areas, and there are no primary midwifery institutions in this region.
Study design and time frame
A retrospective cohort study was conducted from January 2019 to December 2022.
Participants
The Beijing maternal management policy requires all midwifery institutions to prepare and submit monthly reports about severe perinatal complications to the Reginal Obstetric Quality Control Office (ROQCO). Such complications include abnormal vital signs (eclampsia, cyanosis, oliguria or anuria, coagulation disorders, and shock), abnormal laboratory inspections (l..., , # The characteristics and treatment for severe postpartum hemorrhage in different midwifery hospitals in one district of Beijing in China: an institution-based, retrospective cohort study

Information on SPPH cases reported to ROQCO were conducted at nine tertiary-level hospitals and ten secondary-level hospitals in Haidian district of Beijing from January 2019 to December 2022. The database was setup by Excel software.

## Description of the data and file structure

Data were collected and abstracted from case summaries submitted by 19 midwifery institutions to ROQCO in Beijing’s Haidian district.

These summaries provide comprehensive information on cases of postpartum hemorrhage (PPH), including detailed demographics, pregnancy history, delivery outcomes, and emergency interventions. In detail, pregnancy variables such as age at delivery, delivery mode, antenatal PPH high-risk factors, etiology of PPH, bleeding amount, SPPH complications like coagulation disorders and shock, tran...