Table 3 Classification of ESBL-producing bacteria detected in fecal specimens from residents.

From: Prolonged carriage of ESBL-producing enterobacterales and potential cross-transmission among residents in geriatric long-term care facilities

Bacteriological classification of ESBL-producing bacteria

N

(%)

Carriage of a single strain

Escherichia coli

74

(77.9)

AmpC β-lactamase co-producing Escherichia coli

3

(3.2)

Citrobacter freundii

1

(1.1)

Enterobacter cloacae

1

(1.1)

Proteus mirabilis

1

(1.1)

Carriage of a multiple strains

Escherichia coli + Klebsiella pneumoniae

7

(7.4)

Escherichia coli + Klebsiella oxytoca

2

(2.1)

Two strains of Escherichia coli

2

(2.1)

Three strains of Escherichia coli

1

(1.1)

Escherichia coli + AmpC β-lactamase co-producing Escherichia coli

2

(1.1)

Escherichia coli + AmpC β-lactamase co-producing Enterobacter cloacae

1

(1.1)

Total

95

(100)

  1. ESBL, extended-spectrum β-lactamase.
  2. One strain met the definition of carbapenem-resistant Enterobacteriaceae (CRE).