Effect of delayed versus immediate umbilical clamp on maternal blood loss during Cesarean section

Effect of delayed versus immediate umbilical clamp on maternal blood loss during Cesarean section: a two-center randomized controlled clinical trial

Status

Recruiting

Phases

Early Phase 1

Study type

Interventional

Source

ChiCTR

Registry ID

ChiCTR2100053654

Enrollment

Unknown

Registered

2021-11-26

Start date

2021-12-01

Completion date

Unknown

Last updated

2022-10-17

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Postpartum hemorrhage

Interventions

delayed cord clamping group:delayed cord clamping

immediate cord clamping group:immediate cord clamping

Eligibility

Sex/Gender

Female

Age

18 Years to 45 Years

Inclusion criteria

Inclusion criteria: Women who delivered a viable newborn by cesarean section.

Exclusion criteria

Exclusion criteria: 1. Dangerous placenta previa or severe placental abruption, etc.; 2. Prenatal diagnosis of fetal abnormalities and pregnant women with intrauterine growth restriction with abnormal umbilical blood flow index; 3. Known fetal anemia; 4. Intrauterine distress requires immediate resuscitation; 5. Obvious maternal anemia (preoperative hemoglobin level <= 70g/L), coagulation dysfunction, planned to save umbilical cord blood or refuse blood transfusion.

Design outcomes

Primary

Measure	Time frame
Postpartum bleeding;Ferritin(newborn);	—

Secondary

Measure	Time frame
ferritin;Hemoglobin (newborn);Neonatal jaundice;Umbilical vein blood gas analysis;	—

Countries

China

Contacts

Public ContactChen Wei

Shanghai Minhang Central Hospital

chenwei@mh-hospital.sh.cn+86 18918169243

Outcome results

None listed

Source: ChiCTR (via WHO ICTRP) · Data processed: Feb 4, 2026