Table 2.

Performance of the concept domains of the Attitudes and Practices of Patient Safety Survey

Concept domain*	Cronbach's α	Average corrected item-to-domain correlations	Average item-to-nondomain correlations	Number of items included
Leadership	0.90	0.58	0.47	11
Reporting and feedback	0.78	0.60	0.48	4
Resources	0.78	0.56	0.46	5
Teamwork	0.85	0.64	0.46	6

^*Twenty-six core items roll up to a concept domain, and one core item serves as the overall rating.