Table 12_2_9-2 2009 National Healthcare Quality and Disparities ReportsThe 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 12_2_9.2Reclosure of postoperative abdominal wound separationa (excluding immunocompromised and obstetric patients) per 100,000 population, age 18 and over, United States, 2000 and 2006 20062000Population groupRatebSERatebSETotal 2.480.122.820.12Age18–440.750.090.820.0745–643.240.183.290.2065 and over7.120.429.010.46 65–696.430.648.420.70 70–747.010.719.280.74 75–798.320.839.900.82 80–847.690.949.221.13 85 and over6.881.039.081.30GenderMale3.110.173.720.19Female2.050.122.210.12Median income of patient's ZIP codeFirst quartile (lowest income)2.720.223.640.27Second quartile3.100.223.280.22Third quartile2.430.182.330.20Fourth quartile (highest income)1.750.172.280.20Location of patient residenceLarge central metropolitan2.360.272.390.21Large fringe metropolitan2.060.213.240.31Medium metropolitan2.610.332.610.40Small metropolitan2.350.342.760.39Micropolitan (nonmetro)3.180.312.890.34Noncore (nonmetro)3.090.363.690.43Region of inpatient treatmentNortheast2.210.233.070.34Midwest2.930.243.360.27South2.650.202.790.18West1.980.252.060.21a Includes admissions specifically for such wound dehiscence, such as cases from earlier admissions or from other hospitals.b Rates are adjusted by age and gender using the total U.S. population for 2000 as the standard population; when reporting is by age, the adjustment is by gender only; when reporting is by gender, the adjustment is by age only.Key: SE: standard error.Source: Agency for Healthcare Research and Quality (AHRQ), Center for Delivery, Organization, and Markets, Healthcare Cost and Utilization Project, Nationwide Inpatient Sample and AHRQ Quality Indicators, version 3.1. Current as of March 2010 Internet Citation: Table 12_2_9-2: 2009 National Healthcare Quality and Disparities Reports. March 2010. Agency for Healthcare Research and Quality, Rockville, MD. http://www.ahrq.gov/research/findings/nhqrdr/nhqrdr09/12_patientsafety/T12_2_9-2.html