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Volume 9, Number 3—March 2003

Research

Emergence of Ceftriaxone-Resistant Salmonella Isolates and Rapid Spread of Plasmid-Encoded CMY-2–Like Cephalosporinase, Taiwan

Jing-Jou Yan*, Wen-Chien Ko*, Cheng-Hsun Chiu†, Shu-Huei Tsai*, Hsiu-Mei Wu*, and Jiunn-Jong Wu*Comments to Author 
Author affiliations: *National Cheng Kung University, Tainan, Taiwan; †Chang Gung Children’s Hospital, Taoyuan, Taiwan

Main Article

Table

Likely sources of Escherichia coli isolates producing a CMY-2–like β-lactamase and types of infection associated with the isolates

Specimen or infection No. (%) of isolates or patientsa
Total
NCKUb Nursing home Community
Specimen




Blood
12 (14.4)
2 (33.3)
0 (0)
14 (14.4)
Urine
23 (27.7)
1 (16.7)
6 (75.0)
30 (30.9)
Sputum
17 (20.5)
2 (33.3)
1 (12.5)
20 (20.6)
Wound
23 (27.7)
0 (0)
0 (0)
23 (23.7)
Body fluid
2 (2.4)
1 (16.7)
0 (0)
3 (3.1)
Miscellaneous
6 (7.2)
0 (0)
1 (12.5)
7 (7.2)
Total isolate no.
83 (100)
6 (100)
8 (100)
97 (100)
Infection




Bacteremia
6 (16.7)
1 (25.0)
0 (0)
7 (14.6)
Urinary tract infection
8 (22.2)
0 (0)
3 (37.5)
11 (22.9)
Pneumonia
1 (2.8)
1 (25.0)
0 (0)
2 (4.2)
Wound infection
9 (25.0)
0 (0)
0 (0)
9 (18.8)
Colonization
12 (33.3)
2 (50.0)
5 (62.5)
19 (39.6)
Total patient no. 36 (100) 4 (100) 8 (100) 48 (100)

aIsolates and patients are distributed by the likely locations of infection or colonization.

bNCKU, National Cheng Kung University Hospital.

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