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Table 2 Summary of the 68 strains responsible for the 62 ESBL-imported carriages and of the ten strains responsible for the nine ESBL-acquired carriages

From: Epidemiology of extended-spectrum beta-lactamase-producing Enterobacteriaceae in an intensive care unit with no single rooms

Strain Imported ESBL Acquired ESBL
n CTXM 1 group CTXM 9 group Other group n CTXM 1 group CTXM 9 group Other group
E. coli 53 30 15 8 5 3 2 0
K. pneumoniae 10 8 0 2 1 1 0 0
E. cloacae 1 1 0 0 2 2 0 0
C. freundii 1 1 0 0 1 0 0 1
P. mirabilis 0 0 0 0 1 1 0 0
P. vulgaris 1 0 0 1 0 0 0 0
C. koseri 2 2 0 0 0 0 0 0
Total 68 43 15 11 10 7 2 1