2007 National Healthcare Quality Report: Data Tables Appendix--Table 2.30a

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Table 2.30a
Transfusion reactions per 1,000 discharges,^a age 18 and over, or obstetric admissions, United States, 2003 and 2004

Population group		2004		2003
Population group		Rate^b	Standard error	Rate^b	Standard error
Total		0.004	0.001	0.005	0.001
Age	18-44	DSU	DSU	DSU	DSU
	45-64	DSU	DSU	DSU	DSU
	65 and over	0.005	0.001	0.006	0.002
Gender	Male	DSU	DSU	DSU	DSU
Gender	Female	0.005	0.001	0.005	0.001
Median income of patient's ZIP Code	Less than $25,000	DSU	DSU	DSU	DSU
	$25,000-$34,999	DSU	DSU	DSU	DSU
	$35,000-$44,999	DSU	DSU	DSU	DSU
	$45,000 or more	0.006	0.002	DSU	DSU
Location of patient residence	Metropolitan-large	0.004	0.001	0.004	0.001
	Metropolitan-small	DSU	DSU	DSU	DSU
	Micropolitan	DSU	DSU	DSU	DSU
	Noncore	DSU	DSU	DSU	DSU
Expected payment source	Private insurance	0.007	0.002	DSU	DSU
	Medicare	0.004	0.001	0.006	0.001
	Medicaid	DSU	DSU	DSU	DSU
	Other insurance	DSU	DSU	DSU	DSU
	Uninsured/self-pay/no charge	DSU	DSU	DSU	DSU
Region of inpatient treatment	Northeast	DSU	DSU	DSU	DSU
	Midwest	DSU	DSU	DSU	DSU
	South	DSU	DSU	0.007	0.002
	West	DSU	DSU	DSU	DSU
Ownership/control of hospital	Private, not-for-profit	0.005	0.001	0.004	0.001
	Private, for-profit	DSU	DSU	DSU	DSU
	Public	DSU	DSU	DSU	DSU
Teaching status of hospital	Teaching	DSU	DSU	DSU	DSU
Teaching status of hospital	Non-teaching	0.004	0.001	0.006	0.001
Location of hospital	Metropolitan-large	0.005	0.001	0.004	0.001
	Metropolitan-small	DSU	DSU	DSU	DSU
	Micropolitan	DSU	DSU	DSU	DSU
	Noncore	DSU	DSU	DSU	DSU
Bed size of hospital	Less than 100	DSU	DSU	DSU	DSU
	100-299	DSU	DSU	0.005	0.001
	300-499	DSU	DSU	DSU	DSU
	500 or more	DSU	DSU	DSU	DSU

^a Also excludes admissions specifically for transfusion reactions, such as cases from earlier admissions or from other hospitals.

^b No risk adjustment is performed because outcome of interest is relatively rare event.

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

Source: Agency for Healthcare Research and Quality, Center for Delivery, Organization, and Markets, Healthcare Cost and Utilization Project, Nationwide Inpatient Sample, 2003 and 2004.