Study on Inflammatory Factors in Cord Blood and the Mechanism of Premature Delivery

Status

Active, not recruiting

Phases

Early Phase 1

Study type

Observational

Source

ChiCTR

Registry ID

ChiCTR2300071010

Enrollment

Unknown

Registered

2023-04-28

Start date

2023-05-01

Completion date

Unknown

Last updated

2023-06-04

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

Conditions

Premature baby

Interventions

Observation group (premature infants, 4-6ml of umbilical arterial blood was collected from the near placental end of the abandoned umbilical cord within 20 minutes after delivery. The blood was collec

Control group (full-term infants, 4-6ml of umbilical arterial blood was collected from the near placental end of the abandoned umbilical cord within 20 minutes after delivery. The blood was collected

Eligibility

Sex/Gender

All

Age

No minimum to 0.5 Years

Inclusion criteria

Inclusion criteria: ? Hospital obstetric delivery; ? Umbilical arterial blood was taken within 20 minutes after delivery.

Exclusion criteria

Exclusion criteria: ? gestational age less than 24 weeks or more than 42 weeks; ? Prenatal amniotic cavity injection requires termination of pregnancy; (3) Failure to collect umbilical cord blood samples during childbirth due to special reasons; ? The mother of birth has hepatitis B, syphilis, AIDS and other infectious diseases, prenatal genetic chromosome examination abnormalities.

Design outcomes

Primary

Measure	Time frame
Gestational age;Apgar score;Body weight;	—

Countries

Chian

Contacts

Public ContactZhangli

The Second Affiliated Hospital of Dalian Medical University

15042427779@163.com+86 17709873933

Outcome results

None listed

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