Fig. 1 (abstract O13).

Over time variation of CPR parameters (depth, recoil, frequency and score) in different positions. Blue – manikin laying on the ground and rescuer with kneers on the floor; Red – manikin laying on a lowered bed and rescuer with no step stool; Green – manikin laying on a bed and rescuer standing on a step stool; Black – manikin laying on a bed and rescuer with knees on the bed