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A prospective observational study based on transthoracic echocardiography: Analysis of the characteristics of hemodynamic changes in parturients during elective cesarean section

A prospective observational study based on transthoracic echocardiography: Analysis of the characteristics of hemodynamic changes in parturients during elective cesarean section

Status
Active, not recruiting
Phases
Unknown
Study type
Observational
Source
ChiCTR
Registry ID
ChiCTR2500111576
Enrollment
Unknown
Registered
2025-11-03
Start date
2025-11-03
Completion date
Unknown
Last updated
2025-11-11

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

Conditions

Pregnancy

Interventions

Observational group:None

Sponsors

Peking University Third Hospital
Lead Sponsor

Eligibility

Sex/Gender
All
Age
18 Years to 50 Years

Inclusion criteria

Inclusion criteria: 1. Age >= 18 years; 2. ASA physical status classification I-III; 3. Singleton pregnancy undergoing elective cesarean section; 4. Signed informed consent form.

Exclusion criteria

Exclusion criteria: 1. Refusal to participate in this study. 2. Presence of urgent cesarean section indications. 3. Known severe cardiac structural or functional abnormalities (e.g., severe valvular disease, EF<=50%). 4. Severe thoracic deformity or skin injury affecting TTE examination. 5. Presence of psychiatric or cognitive impairment preventing cooperation.

Design outcomes

Primary

MeasureTime frame
Cardiac output;Cardiac index;Stroke volume;Left Ventricular Ejection Fraction;—

Secondary

MeasureTime frame
Incidence of Intraoperative Hypotension;Collapse rate of the inferior vena cava;—

Countries

China

Contacts

Public ContactShi Chengmei

Peking University Third Hospital

chengmei_shi@sina.com+86 138 1159 2813

Outcome results

None listed

Source: ChiCTR (via WHO ICTRP) · Data processed: Aug 24, 2026