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Table 1 Individual CRE organisms and their frequencies

From: Carbapenem resistance, inappropriate empiric treatment and outcomes among patients hospitalized with Enterobacteriaceae urinary tract infection, pneumonia and sepsis

CRE organism name

CRE organism Count

% of Total CRE

% of the Total patientsa

(N = 1938)

(N = 1938)

(N = 1227)

Klebsiella pneumoniae

724

37.4%

59.0%

Proteus mirabilis

370

19.1%

30.2%

Escherishia coli

294

15.2%

24.0%

Enterobacter cloacae

128

6.6%

10.4%

Providencia spp

94

4.9%

7.7%

Serratia marcescens

87

4.5%

7.1%

Morganella morganii

87

4.5%

7.1%

Enterobacter aerogenes

40

2.1%

3.3%

Proteus spp.

27

1.4%

2.2%

Citrobacter freundii

27

1.4%

2.2%

Klebsiella oxytoca

22

1.1%

1.8%

Enterobacter other

13

0.7%

1.1%

Citrobacter other

14

0.7%

1.1%

Serratia other

6

0.3%

0.5%

Klebsiella other

5

0.3%

0.4%

  1. aSum adds up to >100%, as some patients had >1 CRE organism