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Table 2 The trend of prevalence of AMR during 2008 to 2015

From: Japan nosocomial infections surveillance (JANIS): a model of sustainable national antimicrobial resistance surveillance based on hospital diagnostic microbiology laboratories

Type of AMR

2008

2009

2010

2011

2012

2013

2014

2015

Methicillin-resistant Staphylococcus aureus

10.46%

10.01%

9.43%

8.77%

8.06%

7.48%

6.91%

6.64%

Vancomycin-resistant Enterococci

0.03%

0.05%

0.05%

0.03%

0.02%

0.02%

0.02%

0.02%

Penicillin-resistant

Streptococcus pneumoniae

1.31%

1.29%

1.38%

1.15%

0.89%

0.79%

0.69%

0.64%

Multidrug-resistant

Pseudomonas aeruginosa

0.23%

0.18%

0.18%

0.18%

0.14%

0.12%

0.09%

0.07%

Multidrug-resistant

Acinetobacter spp.

0.00%

0.00%

0.01%

0.01%

0.01%

0.01%

0.01%

0.01%

Carbapenem-resistant Enterobacteriaceae

ND

ND

ND

ND

ND

ND

0.49%

0.36%

Carbapenem-resistant

Pseudomonas aeruginosa

1.45%

1.30%

1.26%

1.26%

1.09%

0.98%

0.88%

0.84%

3rd generation cephalosporin-resistant Klebsiella pneumoniae

0.17%

0.18%

0.19%

0.24%

0.24%

0.23%

0.33%

0.32%

3rd generation cephalosporin-resistant Escherichia coli

0.62%

0.70%

0.86%

1.14%

1.30%

1.40%

1.82%

1.99%

Fluoroquinolone-resistant

Escherichia coli

1.79%

1.88%

2.15%

2.52%

2.87%

3.12%

3.35%

3.70%

Patients for whom samples were submitted

930,861

1,056,555

1,069,216

1,309,993

1,453,969

1,584,041

1,747,538

2,551,541