Effectiveness of endotracheal intubation and mask ventilation procedural skills training on second-year student using modified Peyton's Four-Step approach during COVID-19 pandemic.

The learning method using modified and classic Peyton Four-StepApproach were equally effective for learning basic skill of endotracheal intubation and mask ventilation for students of the Faculty of Medicine,University of Indonesia. Both methods provided equal students' satisfaction and self-confidence.