elective caesarean delivery
Conditions
Interventions
Sponsors
Eligibility
Inclusion criteria
Inclusion criteria: an age of 20–45 years, American Society of Anesthesiologists (ASA) physical status II, having followed the preoperative fasting guidelines (a minimum of 2 h for clear fluids, 6 h for a light meal, and 8 h for a meal that included fried or fatty food), normal body temperature before surgery, and ability to understand the rationale of the study.
Exclusion criteria
Exclusion criteria: 1. Maternal refusal; 2. Body mass index (BMI) > 35 kg/m2; 3. Mental or physical disability; 4. Pregnancy combined with significant medical illness (e.g., thyroid disease, hypertension, diabetes, neuromuscular disease, etc.) or ear diseases (e.g., otitis media, tympanic membrane perforation) affecting the measurement of core body temperature; 5. Pre-existing abnormal anatomy of the upper gastrointestinal tract (e.g., previous lower esophageal, gastric or upper abdominal surgery, hiatal hernia) or other known gastric emptying disorders; 6. Airway examination that revealed risk factors for difficult intubation (Mallampati class 3 or 4, interincisor distance 36.5 degree C immediately upon arrival at the postanesthesia care unit (PACU); gastric antral cross-sectional area (CSA) by ultrasound at baseline >10.3 cm2; 13. Intolerance to one of the study fluids. 14. Parturients who met the following conditions were also excluded from this study: postpartum hemorrhage requiring continuous special attention; perioperative infusion of magnesium sulfate; 15. Missing data for various reasons.
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| The tympanic membrane temperature; | — |
Secondary
| Measure | Time frame |
|---|---|
| The shivering degree;Thermal comfort scores;The self-reported scores for hunger;The self-reported scores for thirst;Maternal satisfaction;Gastric antral cross-sectional area (CSA) by ultrasound;Maternal blood glucose; | — |
Countries
China
Contacts
Department of Anesthesiology, Obstetrics and Gynecology Hospital affiliated to Fudan University