1
ESBL-producing K. pneumoniae had not been increasingly isolated from sputum, blood and urine.
2
ESBL-producing E. coli was most commonly isolated from sputum, followed by blood and urine specimens.
3
Two strains were isolated from sputum samples of patients P1 and P2.
4
Most strains were isolated from sputum.
5
The KPC-KP group was defined as patients whose isolates from sputum or bronchoalveolar lavage fluid were positive for KPC-KP.
6
Importantly, strains isolated from sputum and fecal samples often displayed identical PFGE profiles, suggesting that CRKP may also colonize the respiratory tract.