2007 National Healthcare Quality Report: Data Tables Appendix--Table 2.28a

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Table 2.28a
Iatrogenic pneumothorax per 1,000 discharges (excluding obstetrical admissions and patients with trauma, thoracic surgery, lung or pleural biopsy, or cardiac surgery^a), age 18 and over, United States, 2003 and 2004

Population group		2004		2003
Population group		Rate^b	Standard error	Rate^b	Standard error
Total		0.594	0.005	0.581	0.005
Age	18-44	0.342	0.008	0.391	0.008
	45-64	0.536	0.008	0.545	0.008
	65 and over	0.758	0.008	0.701	0.008
	65-69	0.654	0.018	0.642	0.018
	70-74	0.756	0.017	0.648	0.017
	75-79	0.869	0.018	0.844	0.017
	80-84	0.924	0.018	0.752	0.018
	85 and over	0.579	0.016	0.601	0.016
Gender	Male	0.565	0.007	0.529	0.007
Gender	Female	0.628	0.007	0.633	0.007
Median income of patient's ZIP Code	Less than $25,000	0.579	0.022	0.567	0.022
	$25,000-$34,999	0.544	0.010	0.603	0.011
	$35,000-$44,999	0.598	0.009	0.575	0.009
	$45,000 or more	0.619	0.007	0.578	0.007
Location of patient residence	Metropolitan-large	0.586	0.007	0.580	0.007
	Metropolitan-small	0.646	0.009	0.578	0.009
	Micropolitan	0.526	0.014	0.641	0.014
	Noncore	0.575	0.016	0.519	0.017
Expected payment source	Private insurance	0.580	0.010	0.588	0.010
	Medicare	0.607	0.006	0.566	0.006
	Medicaid	0.596	0.017	0.685	0.017
	Other insurance	0.578	0.031	0.579	0.031
	Uninsured/self-pay/no charge	0.502	0.023	0.571	0.026
Region of inpatient treatment	Northeast	0.539	0.011	0.567	0.010
	Midwest	0.552	0.010	0.541	0.010
	South	0.610	0.008	0.584	0.008
	West	0.688	0.012	0.648	0.012
Ownership/control of hospital	Private, not-for-profit	0.598	0.006	0.596	0.006
	Private, for-profit	0.555	0.013	0.453	0.013
	Public	0.616	0.013	0.631	0.014
Teaching status of hospital	Teaching	0.683	0.009	0.701	0.008
Teaching status of hospital	Non-teaching	0.555	0.006	0.522	0.006
Location of hospital	Metropolitan-large	0.610	0.007	0.597	0.006
	Metropolitan-small	0.660	0.009	0.612	0.009
	Micropolitan	0.432	0.015	0.521	0.016
	Noncore	0.255	0.024	0.272	0.024
Bed size of hospital	Less than 100	0.375	0.014	0.324	0.014
	100-299	0.534	0.008	0.519	0.008
	300-499	0.652	0.009	0.645	0.009
	500 or more	0.749	0.011	0.750	0.010

^a Includes barotrauma (including acute respiratory distress syndrome) and central line placement.

^b Rates are adjusted by age, gender, age-gender interactions, comorbidities, and diagnosis related group (DRG) clusters. When reporting is by age, the adjustment is by gender, comorbidities, and DRG clusters; when reporting is by gender, the adjustment is by age, comorbidities, and DRG clusters.

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