2007 National Healthcare Quality Report: Data Tables Appendix--Table 2.12

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Table 2.12
Postoperative physiologic and metabolic derangements per 1,000 elective surgical discharges (excluding some serious disease^a and obstetric admissions), age 18 and over, United States, 2003 and 2004

Population group		2004		2003
Population group		Rate^b	Standard error	Rate^b	Standard error
Total		1.37	0.02	1.48	0.02
Age	18-44	0.70	0.03	0.91	0.02
	45-64	1.19	0.02	1.37	0.02
	65 and over	1.93	0.03	1.97	0.03
	65-69	1.91	0.05	1.86	0.05
	70-74	1.83	0.05	1.87	0.05
	75-79	2.42	0.06	2.28	0.06
	80-84	1.58	0.07	2.21	0.07
	85 and over	1.46	0.09	1.25	0.09
Gender	Male	1.95	0.03	2.12	0.03
Gender	Female	0.99	0.02	1.07	0.02
Median income of patient's ZIP Code	Less than $25,000	1.68	0.08	1.76	0.08
	$25,000-$34,999	1.31	0.03	1.29	0.03
	$35,000-$44,999	1.34	0.03	1.40	0.03
	$45,000 or more	1.39	0.02	1.58	0.02
Location of patient residence	Metropolitan-large	1.48	0.02	1.74	0.02
	Metropolitan-small	1.20	0.03	1.27	0.03
	Micropolitan	1.31	0.04	1.16	0.04
	Noncore	1.38	0.05	1.02	0.05
Expected payment source	Private insurance	1.34	0.03	1.48	0.03
	Medicare	1.37	0.02	1.43	0.02
	Medicaid	1.86	0.07	2.20	0.07
	Other insurance	0.70	0.10	1.71	0.10
	Uninsured/self-pay/no charge	1.87	0.12	1.25	0.14
Region of inpatient treatment	Northeast	1.54	0.04	1.30	0.04
	Midwest	1.44	0.03	1.49	0.03
	South	1.20	0.02	1.19	0.02
	West	1.45	0.03	2.20	0.03
Ownership/control of hospital	Private, not-for-profit	1.37	0.02	1.42	0.02
	Private, for-profit	1.23	0.04	1.83	0.04
	Public	1.53	0.05	1.49	0.05
Teaching status of hospital	Teaching	1.71	0.03	1.70	0.02
Teaching status of hospital	Non-teaching	1.18	0.02	1.35	0.02
Location of hospital	Metropolitan-large	1.61	0.02	1.81	0.02
	Metropolitan-small	1.14	0.02	1.08	0.03
	Micropolitan	0.74	0.06	0.75	0.06
	Noncore	0.47	0.14	0.68	0.15
Bed size of hospital	Less than 100	0.61	0.06	0.80	0.07
	100-299	1.23	0.03	1.43	0.03
	300-499	1.29	0.03	1.40	0.03
	500 or more	1.85	0.03	1.77	0.03

^a That is, excluding patients with diabetic coma and patients with renal failure who also were diagnosed with acute myocardial infarction, cardiac arrhythmia, cardiac arrest, shock, hemorrhage, or gastrointestinal hemorrhage.

^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.