Emergency skill training—A randomized controlled study on the effectiveness of the 4-stage approach compared to traditional clinical teaching

Abstract Introduction The “4-stage approach” has been widely accepted for practical skill training replacing the traditional 2 stages (“see one, do one”). However, the superior effectiveness of the 4-stage approach was never proved. Objectives To evaluate whether skill training with the 4-stage approach results in shorter performance time needed for a successful percutaneous needle-puncture cricothyroidotomy, and consequently in a reduced number of attempts needed to perform the skill in