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Comparison of the incidence of maternal hypotension during elective cesarean delivery under general anesthesia using supreme laryngeal mask airway between left lateral table tilt and supine position: a randomized controlled trial

Comparison of the incidence of maternal hypotension during elective cesarean delivery under general anesthesia using supreme laryngeal mask airway between left lateral table tilt and supine position: a randomized controlled trial

Status
Recruiting
Phases
Early Phase 1
Study type
Interventional
Source
ChiCTR
Registry ID
ChiCTR2100053698
Enrollment
Unknown
Registered
2021-11-27
Start date
2021-12-06
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

Anesthesia for cesarean delivery

Interventions

Group A:left lateral tilt
Group B:supine

Sponsors

Quanzhou Macare Women's Hospital
Lead Sponsor

Eligibility

Sex/Gender
Female
Age
18 Years to 50 Years

Inclusion criteria

Inclusion criteria: 1. Female, aged 18-50 years; 2. ASA I or II; 3. Singleton pregnancy, gestational age greater than 36 weeks; 4. Elective cesarean section under general anesthesia, fasting time for at least 6 hours.

Exclusion criteria

Exclusion criteria: 1. Pregnancy-induced hypertension syndrome, diabetes; 2. Abnormal uterus (such as bicornuate uterus, uterine fibroids greater than 5cm in diameter); 3. Potentially difficult airway (modified Mallampati grade 4 or known upper airway or neck pathological changes); 4. Patients with gastroesophageal reflux disease; 5. Intrauterine restriction or fetal damage; 6. Those who abuse alcohol or drugs.

Design outcomes

Primary

MeasureTime frame
incidence of hypotension ;—

Secondary

MeasureTime frame
first-attempt insertion success rate of LMA;reflux aspiration;APGAR score;umbilical artery pH;—

Countries

China

Contacts

Public ContactHuang Xinghui

Quanzhou Macare Women's Hospital

827028292@qq.com+86 15960788800

Outcome results

None listed

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