Notes Table 1. Example of Computing Item and Composite Percent Positive Scores

Hospital Survey on Patient Safety Culture: 2012 User Comparative Database Report

Items Measuring Overall Perceptions of Patient SafetyFor Positively Worded Items, Number of "Strongly Agree" or "Agree" ResponsesFor Negatively Worded Items, Number of "Strongly Disagree" or "Disagree" ResponsesTotal Number of Responses to the ItemPercent Positive Response on Item
Item A15-positively worded
"Patient safety is never sacrificed to get more work done"120NA*260120/260=46%
Item A18-positively worded
"Our procedures and systems are good at preventing errors from happening"130NA*250130/250=52%
Item A10-negatively worded
"It is just by chance that more serious mistakes don't happen around here"NA*110240110/240=46%
Item A17-negatively worded
"We have patient safety problems in this unit"NA*140250140/250=56%
Composite Score % Positive = (46% + 52% + 46% + 56%) / 4 = 50%

* NA = Not applicable

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Current as of December 2012
Internet Citation: Notes Table 1. Example of Computing Item and Composite Percent Positive Scores: Hospital Survey on Patient Safety Culture: 2012 User Comparative Database Report. December 2012. Agency for Healthcare Research and Quality, Rockville, MD. http://www.ahrq.gov/professionals/quality-patient-safety/patientsafetyculture/hospital/2012/hosp12notestab1.html