Table B-4.

Average Percent Distribution of Number of Events Reported in the Past 12 Months by Work Area/Unit

2009 Comparative Database Report

Number of Events Reported by Respondents	Work Area/Unit
	Anesthes- iology	Emergency	ICU (any type)	Lab	Medicine	Obste- trics	Pediatrics	Phar- macy	Psych/- Mental- Health	Radiology	Rehabili- tation	Surgery
	177 H	486 H	401 H	526 H	518 H	345 H	236 H	464 H	232 H	539 H	464 H	506 H
	1,184 R	9,703 R	12,040 R	9,273 R	17,143 R	8,088 R	4,534 R	5,226 R	4,298 R	10,528 R	7,429 R	17,393 R
No events	56%	46%	34%	49%	38%	43%	44%	42%	51%	55%	55%	46%
1 to 2 events	30%	32%	38%	29%	33%	36%	34%	18%	26%	31%	33%	32%
3 to 5 events	7%	13%	20%	12%	20%	15%	16%	15%	14%	10%	8%	14%
6 to 10 events	4%	5%	6%	5%	6%	4%	4%	10%	6%	2%	3%	5%
11 to 20 events	1%	2%	2%	3%	2%	1%	2%	8%	2%	1%	0%	1%
21 event reports or more	1%	2%	0%	3%	1%	0%	0%	8%	1%	0%	0%	1%

Key: H = Hospitals; R = Respondents

Note: Average percent totals in the table may not sum to exactly 100% due to rounding of decimals.

Return to Appendix B

Page last reviewed April 2009

Internet Citation: Table B-4.: Average Percent Distribution of Number of Events Reported in the Past 12 Months by Work Area/Unit. April 2009. Agency for Healthcare Research and Quality, Rockville, MD. https://archive.ahrq.gov/professionals/quality-patient-safety/patientsafetyculture/hospital/2009/tabb-4.html