2011 National Healthcare Quality and Disparities Reports

The 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_7.1
Emergency department visits per 100 population,a United States, 1999-2008
Population groupSample sizeRateSERateSERateSERateSERateSERateSERateSERateSE
Total 69,62440.41.540.01.540.11.538.91.539.11.338.
65 and over10,35750.11.948.51.948.11.746.51.748.31.747.81.548.41.848.91.9
RacebWhite only48,83036.71.736.
Black only17,06675.84.977.36.774.
Asian only2,03017.52.317.
AI/AN only57034.310.2DSUDSU33.910.026.47.524.95.4DSUDSUDNADNADNADNA
Multiple racesDSUDSUDSU7.

a. Population used for rate calculation is U.S. Census Bureau estimated civilian noninstitutional population on July 1 each year.

b. Race data had missing values each year. The 2007-2008 race data were missing for 15.5% of total visits included in this table. Missing race data were imputed, and standard errors were inflated as described in 2007 NAMCS Microdata File Documentation, ftp://ftp.cdc.gov/pub/Health_Statistics/NCHS/Dataset_Documentation/NAMCS/doc07.pdf.

DNA - Data have not been analyzed.

DSU - Data do not meet the criteria for statistical reliability, data quality, or confidentiality.

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 Hospital Ambulatory Medical Care Survey.


Page last reviewed October 2014
Internet Citation: T17_1_7_1: 2011 National Healthcare Quality and Disparities Reports. October 2014. Agency for Healthcare Research and Quality, Rockville, MD. http://www.ahrq.gov/research/findings/nhqrdr/nhqrdr11/17_utilization/T17_1_7_1.html