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Heart rate variability as a predictor of hypotension after spinal anesthesia in cesarean section: a prospective cohort study

Heart rate variability as a predictor of hypotension after spinal anesthesia in cesarean section: a prospective cohort study

Status
Recruiting
Phases
Unknown
Study type
Observational
Source
ChiCTR
Registry ID
ChiCTR2600120224
Enrollment
Unknown
Registered
2026-03-11
Start date
2025-12-15
Completion date
Unknown
Last updated
2026-03-16

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

Conditions

Hypotension

Interventions

Heart rate variability group:N/A

Sponsors

Affiliated Drum Tower Hospital,Medical School of Nanjing University
Lead Sponsor

Eligibility

Sex/Gender
Female
Age
18 Years to 45 Years

Inclusion criteria

Inclusion criteria: 1.Pregnant women aged 18-45 years; 2.Proposed cesarean section under spinal anesthesia; 3.Consent to participate in this study and sign the informed consent form;

Exclusion criteria

Exclusion criteria: 1.Refusal to participate in this study; 2.Pregnant women with contraindications to spinal anesthesia; 3.Known arrhythmias (e.g. atrial fibrillation, frequent prematurity) may affect HRV analysts; 4.Is taking drugs that may significantly affect autonomic function or HRV; 5.Unable to cooperate with the study process or wear monitoring equipment;

Design outcomes

Primary

MeasureTime frame
Incidence of intraoperative hypotension;—

Secondary

MeasureTime frame
Levels of catecholamine substances in cerebrospinal fluid;—

Countries

China

Contacts

Public ContactWei Zhang

Affiliated Drum Tower Hospital,Medical School of Nanjing University

genine@126.com+86 25 8330 4616

Outcome results

None listed

Source: ChiCTR (via WHO ICTRP) · Data processed: Mar 20, 2026