Table 18_2_4-1c-v2 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 18_2_4.1cAdults age 18 and over who had difficulty understanding their doctor during their last visit, by family income,a California, 2007 TotalNegative/poorNear poor/lowMiddleHighPopulation groupPercentSEPercentSEPercentSEPercentSEPercentSETotal 3.90.28.50.76.00.63.80.42.20.2Health insurance,b under age 65Private2.90.28.52.55.61.33.60.62.10.2Public6.90.68.80.96.71.25.41.5DSUDSUUninsured6.10.69.31.56.21.24.61.23.30.9Health insurance, age 65 and overTotal3.50.35.91.05.90.92.90.62.20.3Medicare and private2.80.3DSUDSU5.01.12.70.72.20.4Medicare and public6.41.07.01.48.32.1DSUDSUDSUDSUMedicare onlyDSUDSUDSUDSUDSUDSUDSUDSUDSUDSUEducationLess than high school8.80.811.61.49.61.55.51.3DSUDSUHigh school graduate4.00.35.80.84.90.84.00.72.90.4At least some college2.50.26.31.33.50.53.10.62.00.2Residence locationUrban3.90.28.40.86.30.73.80.52.20.2Rural3.60.5DSUDSU4.20.93.91.12.00.3English proficiencyEnglish only2.70.25.30.83.90.63.50.52.00.2Well/very well3.10.46.11.53.60.72.90.82.20.4Not well/not at all11.00.912.71.411.41.77.61.97.31.5Born in U.S.Yes2.80.25.70.83.70.43.60.52.10.2No6.20.510.81.28.71.24.20.92.50.4a Negative/poor refers to household incomes below the Federal poverty line; near poor/low, the poverty line to just below 200 percent of the poverty line; middle, 200 percent to just below 300 percent of the poverty line; and high, 300 percent of the poverty line and over. Missing values for family income were imputed using multiple imputation methodology. A small number of people were excluded because their family income could not be imputed.b A small number of people who were covered by both public and private health insurance plans were included in the "public health insurance" category only.DSU - Data do not meet the criteria for statistical reliability, data quality, or confidentiality.Key: SE: standard error.Source: University of California, Los Angeles, Center for Health Policy Research, California Health Interview Survey. Current as of March 2010 Internet Citation: Table 18_2_4-1c-v2: 2009 National Healthcare Quality and Disparities Reports. March 2010. Agency for Healthcare Research and Quality, Rockville, MD. http://www.ahrq.gov/research/findings/nhqrdr/nhqrdr09/18_populations/T18_2_4-1c-v2.html