Table 1.

Overview of the measurement tools.

Variable		Measure
Primary outcomes
	Understanding of contributing factors	Human Factors Analysis and Classification System scale
	Sensemaking of patient safety culture and principles of high reliability organizations	Semistructured interview
Secondary outcomes
	Patient safety culture	Agency for Healthcare Research and Quality Survey on Patient Safety Culture
	TeamSTEPPS behavioral scores	Teamwork Evaluation of Non-Technical Skills tool
	Reporting of patient safety events	Institutional voluntary reporting system
Other variables
	Demographics	Questions