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Retrospective Study Analyzing the Association Between the Incidence of Supine Hypotensive Syndrome Under Spinal Anesthesia and the Abdominal Circumference-to-Height Ratio in Parturient Women

Retrospective Study Analyzing the Association Between the Incidence of Supine Hypotensive Syndrome Under Spinal Anesthesia and the Abdominal Circumference-to-Height Ratio in Parturient Women

Status
Active, not recruiting
Phases
Unknown
Study type
Observational
Source
ChiCTR
Registry ID
ChiCTR2500100863
Enrollment
Unknown
Registered
2025-04-16
Start date
2025-05-01
Completion date
Unknown
Last updated
2025-04-21

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

Conditions

Supine hypotension syndrome

Interventions

Group A (maternal abdominal circumference to height ratio0.65):None

Sponsors

The Fourth Hospital of Shijiazhuang City
Lead Sponsor

Eligibility

Sex/Gender
Female
Age
20 Years to 42 Years

Inclusion criteria

Inclusion criteria: 1. ASA class I or II 2. Aged 20-42 years 3. Gestational age of 37-42 weeks 4. BMI 20-36 kg/m^2 5. Height 156-170 cm 6. Singleton pregnancy confirmed by obstetric ultrasound

Exclusion criteria

Exclusion criteria: 1. Pre-existing or pregnancy-induced hypertension/preeclampsia, placenta previa, placental abruption, multifetal gestation, or morbid obesity (BMI >36 kg/m^2) 2. Fetal distress or congenital anomalies 3. Contraindications to neuraxial anesthesia 4. Cases requiring supplemental epidural anesthesia or unplanned conversion to general anesthesia due to inadequate surgical anesthesia with spinal approach

Design outcomes

Primary

MeasureTime frame
Waist-to-height ratio;Incidence of Hypotension Syndrome;

Countries

China

Contacts

Public ContactMa Xiaoyu

The Fourth Hospital of Shijiazhuang City

511531744@qq.com+86 134 8369 3958

Outcome results

None listed

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