Table 12_1_2-1 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_1_2.1Adult surgery patients who received appropriate timing of antibiotics,a United States, 2005 and 2007 20072005Population groupPercentSEPercentSETotal 86.40.074.90.0GenderMale85.60.071.40.1Female86.80.076.70.1RaceWhite86.80.075.20.0Black85.80.175.20.1Hispanic80.90.169.80.2Native American85.20.477.40.7Asian84.60.270.80.5AgeUnder 6587.40.077.50.165–7485.90.072.80.175–8485.00.171.70.185 and over82.20.168.60.2a Appropriate timing of antibiotics includes receiving prophylactic antibiotics within 1 hour prior to surgical incision and discontinuing the antibiotics within 24 hours after surgery end time.Key: SE: standard error.Source: Centers for Medicare & Medicaid Services, Medicare Quality Improvement Organization Program. Current as of March 2010 Internet Citation: Table 12_1_2-1: 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_1_2-1.html