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Table 2 Quarterly incidence density for the main resistance phenotypes

From: Intensive care antibiotic consumption and resistance patterns: a cross-correlation analysis

Time

Resistant strains/1000 patient-days

MRSA

ESBL

E. coli

ESBL

K. pneumoniae

ESBL

P. mirabilis

Combined-resistant

P. aeruginosa a

Carbapenem-resistant

P. aeruginosa

Carbapenem-resistant

A. baumannii

Quarter I 2012

8.94

0.53

7.89

3.68

1.05

2.10

7.36

Quarter II 2012

4.53

0.91

5.89

3.17

0.00

0.00

4.53

Quarter III 2012

10.57

1.38

10.57

5.97

3.68

4.14

7.81

Quarter IV 2012

4.13

2.29

8.26

5.05

0.92

1.38

6.42

Quarter I 2013

8.76

0.92

2.77

2.77

3.23

3.69

7.84

Quarter II 2013

7.60

0.95

5.23

3.33

2.85

3.80

5.70

Quarter III 2013

5.02

1.83

7.76

1.83

5.48

5.48

5.02

Quarter IV 2013

10.41

1.74

8.68

4.34

6.51

6.94

6.51

  1. aResistance to three or more antimicrobial groups among ceftazidime, antipseudomonas penicillins, fluoroquinolones and aminoglycosides