2007 National Healthcare Quality Report: Data Tables Appendix--Table 2.33

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Table 2.33
Obstetric trauma with 3rd or 4th degree lacerations per 1,000 vaginal deliveries without instrument assistance, United States, 2003 and 2004

Population group		2004		2003
Population group		Rate^a	Standard error	Rate^a	Standard error
Total		42.6	0.1	45.2	0.1
Age	10-14	92.1	4.1	65.4	4.2
	15-17	57.1	0.8	65.3	0.8
	18-24	39.7	0.2	42.1	0.2
	25-34	46.5	0.2	49.5	0.2
	35-54	30.9	0.3	32.0	0.3
Median income of patient's ZIP Code	Less than $25,000	31.5	0.6	32.6	0.6
	$25,000-$34,999	36.0	0.3	38.1	0.3
	$35,000-$44,999	40.4	0.2	42.8	0.2
	$45,000 or more	48.0	0.2	50.7	0.2
Location of patient residence	Metropolitan-large	42.2	0.2	45.6	0.2
	Metropolitan-small	44.7	0.2	44.3	0.3
	Micropolitan	38.6	0.4	46.2	0.5
	Noncore	41.6	0.5	44.3	0.6
Expected payment source	Private insurance	49.9	0.2	53.2	0.2
	Medicare	29.1	2.4	33.3	2.5
	Medicaid	33.8	0.2	35.5	0.2
	Other insurance	47.6	0.9	46.6	0.9
	Uninsured/self-pay/no charge	35.9	0.7	39.4	0.7
Region of inpatient treatment	Northeast	41.4	0.3	42.3	0.3
	Midwest	48.9	0.3	52.3	0.3
	South	41.2	0.2	45.5	0.2
	West	40.1	0.3	40.0	0.3
Ownership/control of hospital	Private, not-for-profit	45.2	0.2	46.9	0.2
	Private, for-profit	34.0	0.4	41.1	0.4
	Public	36.8	0.3	41.2	0.3
Teaching status of hospital	Teaching	46.1	0.2	47.8	0.2
Teaching status of hospital	Non-teaching	40.8	0.2	43.9	0.2
Location of hospital	Metropolitan-large	42.3	0.2	45.6	0.2
	Metropolitan-small	45.3	0.2	45.2	0.2
	Micropolitan	35.7	0.5	43.8	0.5
	Noncore	38.4	0.8	41.2	0.8
Bed size of hospital	Less than 100	38.0	0.4	37.5	0.4
	100-299	40.2	0.2	45.4	0.2
	300-499	48.1	0.3	50.4	0.2
	500 or more	42.5	0.3	41.7	0.3

^a Rates are adjusted by age. When reporting is by age, there is no adjustment.

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