Table 10_1_21-1

2008 National Healthcare Quality and Disparities Reports

The National Healthcare Quality Report (NHQR) is a comprehensive national overview of quality of health care in the United States. It is organized around four dimensions of quality of care: effectiveness, patient safety, timeliness, and patient centeredness.

Table 10_1_21.1
Adverse events in patients receiving knee replacement, United States, 2004 and 2006^a
Population group		2006				2004
Population group		Exposed	Adverse events	Percent	SE	Exposed	Adverse events	Percent	SE
Total		651	26	3.99	0.77	603	30	4.98	0.89
Age	Under 65	*	*	*	*	*	*	*	*
	65–74	322	14	4.35	1.14	314	14	4.46	1.17
	75 and over	*	*	*	*	240	13	5.42	1.46
Gender	Male	*	*	*	*	225	11	4.89	1.44
Gender	Female	424	17	4.01	0.95	378	19	5.03	1.12
Race	White	596	23	3.86	0.79	561	28	4.99	0.92
Race	Other	*	*	*	*	*	*	*	*
Diabetes	Yes	*	*	*	*	*	*	*	*
Diabetes	No	494	19	3.85	0.87	483	24	4.97	0.99
Obesity	Yes	*	*	*	*	*	*	*	*
Obesity	No	534	21	3.93	0.84	520	27	5.19	0.97
Cerebrovascular disease	Yes	*	*	*	*	*	*	*	*
Cerebrovascular disease	No	600	23	3.83	0.78	548	26	4.75	0.91
CHF/pulmonary edema	Yes	*	*	*	*	*	*	*	*
CHF/pulmonary edema	No	608	22	3.62	0.76	562	26	4.63	0.89
COPD	Yes	*	*	*	*	*	*	*	*
COPD	No	557	20	3.59	0.79	505	21	4.16	0.89
Smoking	Yes	*	*	*	*	*	*	*	*
Smoking	No	613	24	3.92	0.78	573	28	4.89	0.90
Cancer	Yes	DNA	DNA	DNA	DNA	*	*	*	*
Cancer	No	DNA	DNA	DNA	DNA	503	22	4.37	0.91
Corticosteroids	Yes	*	*	*	*	*	*	*	*
Corticosteroids	No	636	26	4.09	0.79	590	30	5.09	0.90
Coronary artery disease	Yes	*	*	*	*	121	11	9.09	2.61
Coronary artery disease	No	510	19	3.73	0.84	482	19	3.94	0.89
Renal disease	Yes	*	*	*	*	*	*	*	*
Renal disease	No	602	22	3.65	0.76	574	25	4.36	0.85

^a Data include Medicare beneficiaries discharged from January to December.

DNA - Data have not been analyzed.

* - Data do not meet the criteria for statistical reliability, data quality, or confidentiality.

Key: CHF: congestive heart failure; COPD: chronic obstructive pulmonary disease; SE: standard error.

Source: Centers for Medicare & Medicaid Services, Medicare Patient Safety Monitoring System.

Current as of September 2009

Internet Citation: Table 10_1_21-1: 2008 National Healthcare Quality and Disparities Reports. September 2009. Agency for Healthcare Research and Quality, Rockville, MD. http://www.ahrq.gov/research/findings/nhqrdr/nhqrdr08/10_patientsafety/T10_1_21-1.html