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Table 2 Data on nosocomial infections due to Enterococci for 2007–16 per year from the German national nosocomial infection surveillance system (KISS), by infection site

From: Continuous increase of vancomycin resistance in enterococci causing nosocomial infections in Germany − 10 years of surveillance

  Surgical site infections Bloodstream infections Urinary tract infections
Year Enterococci (n) VRE (n) Proportion in % (95% CI) Enterococci (n) VRE (n) Proportion in % (95% CI) Enterococci (n) VRE (n) Proportion in % (95% CI)
2007 231 2 0.87 (0.15, 2.83) 170 10 5.88 (3.03, 10.23) 450 13 2.89 (1.62, 4.78)
2008 296 3 1.01 (0.26, 2.73) 206 15 7.28 (4.29, 11.47) 540 29 5.37 (3.69, 7.52)
2009 301 7 2.33 (1.02, 4.55) 273 23 8.42 (5.55, 12.18) 591 19 3.21 (2.00, 4.88
2010 336 9 2.68 (1.31, 4.86) 261 20 7.66 (4.88, 11.38) 627 26 4.15 (2.78, 5.93)
2011 357 11 3.08 (1.63, 5.29) 303 32 10.56 (7.46, 14.41) 379 18 4.75 (2.93, 7.26)
2012 322 13 4.04 (2.26, 6.63) 265 33 12.45 (8.88, 16.85) 434 27 6.22 (4.22, 8.80)
2013 420 20 4.76 (3.02, 7.13) 338 30 8.88 (6.18, 12.27) 462 37 8.01 (5.79, 10.76)
2014 519 10 1.93 (0.98, 3.41) 335 30 8.96 (6.24, 12.38) 439 44 10.02 (7.47, 13.10)
2015 615 26 4.23 (2.84, 6.05) 409 57 13.94 (10.83, 17.55) 504 41 8.13 (5.98, 10.77)
2016 617 31 5.02 (3.50, 6.97) 437 73 16.70 (12.39, 18.90) 496 49 9.88 (7.48, 12.75)
  1. VRE vancomycin-resistant enterococci