Table 2.

Proportion of nurse-perceived patient adverse events by explanatory variables (n=3096)

Variables		n	Medication errors1		Patient falls1		Nosocomial infections1		Pressure sores1
			%	p-value	%	p-value	%	p-value	%	p-value
Gender	Female	3082	34.9	0.95	59.2	0.03	53.7	0.10	44.6	0.60
	Male	14	35.7		28.6		28.6		35.7
Age (yr)2	< 25	728	35.0	0.47	51.5	<0.001	41.5	<0.001	38.8	0.002
	25-35	1257	36.2		59.2		52.8		46.8
	36-45	914	33.4		63.3		62.7		46.8
	≥45	150	31.7		69.7		66.2		41.5
Education2	College	1715	33.8	0.43	59.8	0.16	51.9	0.09	44.6	0.84
	University	1202	36.0		57.5		56.0		44.5
	Graduate	141	37.0		65.2		52.2		42.0
Position	Staff nurse	2873	34.7	0.44	57.9	<0.001	52.9	0.01	44.5	0.99
	Charge nurse	223	37.3		74.1		61.8		44.5
Clinical experience (yr)2	<3	702	35.6	0.33	53.1	<0.001	43.8	<0.001	41.8	0.049
	3-6	981	36.8		62.1		56.2		48.3
	7-9	451	32.1		63.2		63.0		48.1
	≥10	650	34.1		65.7		63.1		46.2
Work department	Medicine	1340	35.4	0.19	64.0	<0.001	55.0	<0.001	49.8	<0.001
	Pediatrics	224	39.4		74.8		47.7		20.3
	Surgery	1377	33.2		54.2		56.1		46.5
	Obstetrics and gynecology	155	38.7		37.4		27.9		16.1
Hospital type2	Tertiary general hospital	1816	37.3	0.004	57.7	0.13	53.0	0.70	45.7	0.05
	Non-tertiary general hospital	1134	32.1		59.6		53.8		41.9
Ownership	Private	2056	39.2	<0.001	61.5	<0.001	52.1	0.23	43.5	0.002
	Public	1040	26.1		54.2		56.5		46.6
Bed-to-nurse	<3.0	826	38.5	<0.001	55.7	<0.001	51.7	0.03	40.5	0.11
	3.0-3.4	1363	38.3		59.9		53.6		46.3
	3.5-3.9	424	29.9		61.6		58.0		50.6
	≥4.0	483	23.1		60.5		53.0		41.2

¹Nurses were asked whether any adverse events involving them or their patients had occurred occasionally or frequently in the past year.

²Age, education, clinical experience, and hospital type had 47, 38, 312, and 146 missing cases, respectively.