Combination of propofol and dezocine to improve safety and efficacy of anesthesia for gastroscopy and colonoscopy in adults: A randomized, double-blind, controlled trial

Figure 4 Variety of indexes at different time points in the four groups. A: Bispectral index; B: Mean arterial pressure; C:Pulse oxygen saturation; D: Respiratory rate. BIS: Bispectral index; MAP: Mean arterial pressure; SpO₂: Pulse oxygen saturation; RR: Respiratory rate.