“…89,90,102,103 The two main reasons considered to cause poor outcomes after CPR education are lack of knowledge about appropriate methods for BLS training 12,89,104,105 and instructors devoting too much time to oral information and too little time to hands-on practice (inadequate training of instructors). 11 Practical training is essential for the acquisition of practical CPR skills. 13,89,90,106 The quality of chest compression (depth, rate and minimizing interruptions) is associated with patient survival.…”