Table 1.

Rate of Adverse Events and Errors per 100 Admissions by Study Unit

	Cardiology, n = 721		Oncology, n = 178		MICU, n = 88		Total, n = 987
	n	Rate, %	n	Rate, %	n	Rate, %	n	Rate, %
Adverse events (AEs)	2	0.3	2	1.1	1	1.1	5	0.5
Potential AEs	24	3.3	19	10.7	5	5.7	48	4.9
Other quality problems	22	3.1	9	5.1	4	4.5	35	3.5
Total incidents	48	6.7	30	16.9	10	11.4	88	8.9

MICU, medical intensive care unit.