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Relationship Between Abdominal Circumference and Supine Hypotensive Syndrome after Spinal Anesthesia for Labor: A Prospective Observational Study

Relationship Between Abdominal Circumference and Supine Hypotensive Syndrome after Spinal Anesthesia for Labor: A Prospective Observational Study

Status
Recruiting
Phases
Unknown
Study type
Observational
Source
ChiCTR
Registry ID
ChiCTR2500111660
Enrollment
Unknown
Registered
2025-11-04
Start date
2025-12-01
Completion date
Unknown
Last updated
2026-05-11

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

Conditions

Supine Hypotensive Syndrome (SHS)

Interventions

Supine Hypotension Group:none
Non-Supine Hypotension Group:none

Sponsors

Tianjin Beichen Hospital
Lead Sponsor

Eligibility

Sex/Gender
Female
Age
18 Years to 45 Years

Inclusion criteria

Inclusion criteria: The study will enroll pregnant women aged 18 to 45 years, with a singleton pregnancy at term (>=37 weeks), classified as ASA physical status I or II, and scheduled for an elective cesarean delivery under spinal anesthesia. All participants must provide written informed consent.

Exclusion criteria

Exclusion criteria: Exclusion criteria include a Body Mass Index (BMI) greater than 40, multiple gestation, placenta previa, significant cardiopulmonary disease, pre-existing hypertension, or gestational hypertension.

Design outcomes

Primary

MeasureTime frame
Incidence of Supine Hypotension;

Secondary

MeasureTime frame
Dosage of Vasoactive Drugs Administered;Blood pressure variability;

Countries

China

Contacts

Public ContactChao Qi

Tianjin Beichen Hospital

416210213@qq.com+86 182 0268 9197

Outcome results

None listed

Source: ChiCTR (via WHO ICTRP) · Data processed: May 16, 2026