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Volume 11, Number 6—June 2005

Dispatch

Cephalosporin and Ciprofloxacin Resistance in Salmonella, Taiwan

Jing-Jou Yan*, Chien-Shun Chiou†, Tsai-Ling Yang Lauderdale‡, Shu-Huei Tsai*, and Jiunn-Jong Wu*Comments to Author 
Author affiliations: *National Cheng Kung University College of Medicine, Tainan, Taiwan; †Center for Disease Control, Taichung City, Taiwan; ‡National Health Research Institutes, Taipei, Taiwan

Main Article

Table 1

Resistance to ciprofloxacin, extended-spectrum cephalosporins, and both in Salmonella enterica serotypes, by region and pulsotype, Taiwan, January–May 2004

Resistance and region* No. of resistant S. enterica isolates/no. of total isolates (%)
Enteritidis Typhimurium Stanley Choleraesuis Uncommon serotypes† All serotypes Pulsotypes of Choleraesuis isolates (no. of isolates)
Ciprofloxacin resistance 1/161 (0.6) 0/142 (0) 0/53 (0) 38/45 (84.4) 11/199 (5.5) 50/600 (8.3)
Northern 0/96 (0) 0/38 (0) 0/14 (0) 13/16 (81.3) 6/88 (6.8) 19/252 (7.5) A (11), D (1), E (1)
Central 1/32 (3.1) 0/34 (0) 0/14 (0) 6/8 (75.0) 4/37 (10.8) 11/125 (8.8) A (5), C (1)
Southern 0/25 (0) 0/60 (0) 0/24 (0) 18/20 (90.0) 1/65 (1.5) 19/194 (9.8) A (14), B (1), C (1), F (1), G (1)
Eastern 0/8 (0) 0/10 (0) 0/1 (0) 1/1 (100) 0/9 (0) 1/29 (3.4) A (1)
ESC resistance 0/161 (0) 0/142 (0) 3/53 (5.7) 8/45 (17.8) 9/199 (4.5) 20/600 (3.3)
Northern 0/96 (0) 0/38 (0) 1/14 (7.1) 1/16 (6.3) 7/88 (8.0) 9/252 (3.6)
Central 0/32 (0) 0/34 (0) 1/14 (7.1) 0/8 (0) 1/37 (2.7) 2/125 (0.8)
Southern 0/25 (0) 0/60 (0) 1/24 (4.2) 7/20 (35.0) 1/65 (1.5) 9/194 (4.6)
Eastern 0/8 (0) 0/10 (0) 0/1 (0) 0/1 (0) 0/9 (0) 0/29 (0)
Ciprofloxacin and ESC resistance 0/161 (0) 0/142 (0) 0/53 (0) 8/45 (17.8) 2/199 (1.0) 10/600 (1.7)
Northern 0/96 (0) 0/38 (0) 0/14 (0) 1/16 (6.3) 1/88 (1.1) 2/252 (0.8) E (1)
Central 0/32 (0) 0/34 (0) 0/14 (0) 0/8 (0) 1/37 (2.7) 1/125 (0.8)
Southern 0/25 (0) 0/60 (0) 0/24 (0) 7/20 (35.0) 0/65 (0) 7/194 (3.6) A (4), C (1), F (1), G (1)
Eastern 0/8 (0) 0/10 (0) 0/1 (0) 0/1 (0) 0/9 (0) 0/29 (0)

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