Welcome to NARMS Now: Human Data, an interactive tool from CDC that contains antibiotic resistance data from bacteria isolated from humans as
part of the National Antimicrobial Resistance Monitoring System (NARMS).
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NARMS Now: Human Data makes it easier and quicker to find out how
antibiotic resistance has changed over the past 20 years for four bacteria transmitted commonly through food—Campylobacter,
E. coli O157, Salmonella, and Shigella. Get started by filling in the search options below or scroll down the page to download NARMS data.
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2004
Set your search above, then press play to see changes in resistance over time:
Not a participating state
0%
Percentage Resistant
100%
95% confidence interval (CI)
Year | Total tested | Number resistant | % resistant | Lower 95% CI | Upper 95% CI |
1999 | 165 | 32 | 19.4 | 13.7 | 26.3 |
2000 | 179 | 39 | 21.8 | 16.0 | 28.6 |
2001 | 195 | 59 | 30.3 | 23.9 | 37.2 |
2002 | 197 | 46 | 23.4 | 17.6 | 29.9 |
2003 | 331 | 125 | 37.8 | 32.5 | 43.2 |
2004 | 304 | 127 | 41.8 | 36.2 | 47.5 |
2005 | 318 | 154 | 48.4 | 42.8 | 54.1 |
2006 | 323 | 176 | 54.5 | 48.9 | 60.0 |
2007 | 400 | 248 | 62.0 | 57.0 | 66.8 |
2008 | 407 | 240 | 59.0 | 54.0 | 63.8 |
2009 | 363 | 217 | 59.8 | 54.5 | 64.9 |
2010 | 446 | 309 | 69.3 | 64.8 | 73.5 |
2011 | 383 | 271 | 70.8 | 65.9 | 75.3 |
2012 | 327 | 224 | 68.5 | 63.2 | 73.5 |
2013 | 278 | 187 | 67.3 | 61.4 | 72.8 |
2014 | 335 | 242 | 72.2 | 67.1 | 77.0 |
2015 | 336 | 213 | 63.4 | 58.0 | 68.6 |
Quick Stats (based on current search)
5,287
Total
Salmonella Typhi isolates tested
2,909
Total resistant to
nalidixic acid
Please read this
disclaimer
before using these data.
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* Note: Downloadable isolate-level data are not available from all states.
Last update:
10/06/2017.
Please read this
disclaimer
before using these data.
Suggested citation: CDC. National Antimicrobial Resistance Monitoring System (NARMS)
Now: Human Data. Atlanta, Georgia: U.S. Department of Health and Human Services, CDC.
10/06/2017. https://www.cdc.gov/narmsnow. Accessed
10/19/2017.