This randomized controlled trial aims to evaluate the effects of two tracheal extubation techniques on postoperative oxygenation and early respiratory outcomes in adult women undergoing elective cesarean delivery under general anesthesia. A total of 120 participants will be randomly assigned to the Positive Pressure Extubation Technique (PPET) group or the Negative Pressure Extubation Technique (NPET) group. In the PPET group, extubation will be performed while maintaining positive airway pressure during cuff deflation, whereas in the NPET group, extubation will be performed under continuous suction. The primary outcome will be the incidence of postoperative desaturation, defined as peripheral oxygen saturation (SpO₂) below 92% within the first 60 minutes after extubation. Secondary outcomes will include serial measurements of oxygen saturation, heart rate, and blood pressure, along with exploratory analyses assessing the relationship between body mass index, comorbidities, and desaturation risk. The trial is intended to determine whether PPET provides physiological advantages over NPET during tracheal extubation in this surgical population.
Age range
18 Years – 45 Years
Sex
FEMALE
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Incidence of postoperative desaturation (SpO₂ < 92%)
Timeframe: Within the first 60 minutes after extubation