Uterine Atony-Induced Postpartum Hemorrhage
Conditions
Interventions
Whole-pregnancy blood sample group:None
Intrapartum uterine tissue and blood sample group:None
Sponsors
West China Hospital of Sichuan University
Eligibility
Sex/Gender
Female
Age
18 Years to 55 Years
Inclusion criteria
Inclusion criteria: 1. Inclusion criteria for the "whole pregnancy blood sample" group:; (1) Age 18 to 55 years; (2) Nulliparous primigravidas carrying a singleton pregnancy; (3) Voluntarily joining and signing the informed consent form. 2. Inclusion criteria for the "labor uterine tissue and blood sample" group:; (1) Age 18 to 55 years; (2) Nulliparous primigravidas carrying a singleton pregnancy; (3) Gestational weeks between 37-<42; (4) Voluntarily joining and signing the informed consent form.
Exclusion criteria
Exclusion criteria: 1. Exclusion criteria for the "whole pregnancy blood samples" group:; (1) Suffering from serious diseases, such as tumors, severe heart dysfunction, severe liver and kidney impairment, etc.; 2. Exclusion criteria for the "delivery period uterine tissue and blood samples" group:; (1) Abnormalities in the placenta found during prenatal check-ups (placenta previa, placenta accreta, etc.); (2) Patients with significant coagulation dysfunction and prenatal thrombotic diseases during pregnancy; (3) Patients with pregnancy-related hypertension diseases during pregnancy (eclampsia, preeclampsia, pregnancy-induced hypertension, etc.); (4) Suffering from serious diseases, such as tumors, severe heart dysfunction, severe liver and kidney impairment, etc.
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| Postpartum hemorrhage; | — |
Secondary
| Measure | Time frame |
|---|---|
| Hemoglobin;Combination Use of Uterotonic Drugs; | — |
Countries
China
Contacts
Public ContactTan Jing
West China Hospital of Sichuan University
Outcome results
None listed