Table 1.

Questionnarie about basic life support knowledge

No	Questions	Answers (ex)
1	Chest compression to respiration rate	30:2
2	Steps of CPR revised in 2015	Check responsiveness → Shout for nearby help → Check breathing & pulse, Active the EMS system, get an AED → Provide chest compression
3	Chest compression depth & speed	(1) Depth: 50-60 mm (2) Speed: 100-120/min
4	Hand placement of chest compression	On the lower half of the sternum
5	Airway management	Head tilt & Chin lift
6	How to use an AED	Turn on the power → Attach the pad → Clear from the patient for analysis → Analyze CPR rhythm → Clear from the patient for shock delivery → Deliver shock → Continue chest compression.
7	Year of most recent AHA guideline revision	2015

AED, automatic external defibrillator; AHA, American Heart Association; CPR, cardiopulmonary resuscitation; EMS, emergency medical service.