Table 17_1_6-1 2010 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 17_1_6.1Physician office and hospital outpatient department visits per 100 population,a United States, 1999-2008 2007-20082006-20072005-20062004-20052003-20042001-20022000-20011999-2000Population groupSample sizeNumber of visits (in thousands)RateSERateSERateSERateSERateSERateSERateSERateSETotal 129,9002,149,073361.211.4353.510.4352.910.6353.710.1347.910.4344.09.0337.610.7320.210.8Age0-1725,402411,572279.013.9284.513.0283.415.0275.212.1265.912.7271.910.3258.611.1236.611.418-4439,522565,710256.78.9251.29.5248.19.0247.29.5251.19.6245.68.1248.110.3242.69.945-6438,152624,857406.913.8395.512.4404.312.9415.713.2409.514.2402.512.0399.813.7386.213.865 and over26,824546,934744.430.7721.527.3718.228.8728.528.9707.528.8706.624.9687.525.5643.724.4GenderMale52,230872,965299.710.0296.28.7296.59.6298.89.3290.39.4286.58.0282.29.0268.29.2Female77,6701,276,107420.213.5408.512.8407.012.3406.211.9402.912.4398.811.0390.313.0369.813.0RacebWhite only97,1711,762,565370.015.3363.116.6370.512.0372.211.5363.812.0365.910.5DNADNADNADNABlack only24,503269,562359.525.2337.227.1301.016.9310.816.6308.715.6272.214.3DNADNADNADNAAsian only4,64284,081314.046.5318.653.7301.233.2271.127.4298.135.1268.524.3DNADNADNADNANHOPI6618,821815.9198.1709.4150.6726.2204.1697.7191.5648.3151.6764.3137.8DNADNADNADNAAI/AN only1,10814,860251.338.4314.557.0180.026.8119.718.9101.918.789.315.3DNADNADNADNAMultiple races1,8159,18392.614.881.014.176.58.675.69.079.913.567.913.4DNADNADNADNALocation of patient residenceMSA115,9991,890,543378.714.1362.712.3364.012.6363.712.5360.712.2368.810.6DNADNA323.611.0Non-MSA13,901258,529269.936.9306.341.7295.638.0299.834.5280.832.6244.326.9DNADNA293.737.7a To maintain consistency with data from prior years, visits to midlevel providers at community health centers were excluded. Population used for calculation is the U.S. Census Bureau estimated civilian noninstitutional population on July 1 of each year.b �A proportion of race data were missing in each year. For 2007-2008, 35.7% of race data were missing. Missing data were imputed, and standard errors were inflated consistent with the guidance in "2007 NAMCS Microdata File Documentation," ftp://ftp.cdc.gov/pub/Health_Statistics/NCHS/Dataset_Documentation/NAMCS/doc07.pdf.� These data should be interpreted with caution.DNA - Data have not been analyzed.Key: AI/AN: American Indian or Alaska Native; NHOPI: Native Hawaiian or Other Pacific Islander; MSA: metropolitan statistical area; SE: standard error.Source: Centers for Disease Control and Prevention, National Center for Health Statistics, National Ambulatory Medical Care Survey and National Hospital Ambulatory Medical Care Survey. Current as of February 2011 Internet Citation: Table 17_1_6-1: 2010 National Healthcare Quality and Disparities Reports. February 2011. Agency for Healthcare Research and Quality, Rockville, MD. http://www.ahrq.gov/research/findings/nhqrdr/nhqrdr10/17_utilization/T17_1_6-1.html