Supine hypotension syndrome
Conditions
Interventions
Sponsors
Eligibility
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
| Measure | Time frame |
|---|---|
| Waist-to-height ratio;Incidence of Hypotension Syndrome; | — |
Countries
China
Contacts
The Fourth Hospital of Shijiazhuang City