Saves the questions and what to expect into your notes, next to the visit they belong to.
Keep this study
Lead
Ohio State University
Age
18–any
Sex
FEMALE
Healthy volunteers
Not accepted
You may be eligible if
1. Age ≥ 18 years and able to provide consent
2. Gestational age ≥ 34 weeks
3. ≥ 1 High-risk of postpartum hemorrhage criteria defined as either of:
1. Nulliparous women admitted for induction of labor with unfavorable cervix (Bishop's score \<5)
2. Prior uterine surgery (\> 1 prior cesarean or myomectomy)
3. Patients undergoing trial of labor after cesarean delivery
4. History of postpartum hemorrhage
5. ≥4 previous vaginal deliveries
6. Multiple gestation
7. The presence of \> 2 uterine fibroids or fibroid \> 5 cm on any ultrasound during the pregnancy
8. Planned magnesium sulfate use
9. Placenta previa/accreta/increta/percreta
You may not be if
1. Receipt of anticoagulation (prophylactic anticoagulation stopped 24 hours prior to sample collection is not an exclusion)
2. Antepartum hemorrhage present on admission (\>500cc Estimated Blood Loss (EBL))
3. Coagulation defects
4. Thrombocytopenia with platelets count \<100,000
5. Enrolled in the "Tranexamic Acid for the Prevention of Obstetrical Hemorrhage After Cesarean (TXA)" (NCT03364491) study or planned receipt of Tranexamic Acid (TXA) prior to enrollment.
