Table 2.

Respiratory Depression and Interventions Related to Hypoxemia Between the Two Groups

Variable	Propofol Group (n=173)	RT Group (n=173)	P-value
Total respiratory depression	31(17.9%)	17(9.8%)	0.042*
Respiratory depression in patients with 18<BMI≤24 kg/m2	16(9.2%)	7(4.0%)	0.046*
Respiratory depression in patients with 24<BMI<30 kg/m2	15(8.7%)	10(5.8%)	0.505
SpO2 75–89%	20(11.6%)	3(1.7%)	0.000*
SpO2<75%	7(4.0%)	0(0.0%)	0.015*
Airway opening maneuvers	25(14.5%)	9(5.2%)	0.006*
Facemask ventilation	10(5.8%)	2(1.2%)	0.035*

Notes: Variables presented as number of patients(%). *P < 0.05 vs RT group.

Abbreviations: SpO₂, peripheral oxygen saturation; BMI, body mass index.