Fig. 3From: Comparison of emergency surgical cricothyroidotomy and percutaneous cricothyroidotomy by experienced airway providers in an obese, in vivo porcine hemorrhage airway modelMultipanel graphs showing Kaplan-Meyer survival (a), systolic arterial pressure (SAP) (b) and heart rate (c) in the two groups. As SAP decreased, the survival rate diminished in the percutaneous cricothyroidotomy group. No difference was detected in heart rateBack to article page