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Table 2 Resistance to third generation cephalosporins, ciprofloxacin, and trimethoprim sulfamethoxazole among randomly selected organisms cultured from potable water in peri-urban households

From: High heterotrophic counts in potable water and antimicrobial resistance among indicator organisms in two peri-urban communities of Karachi, Pakistan

Organism

Number

% Resistant (n)

Total

Ceftazidime

Ciprofloxacin

Trimethoprim/sulfamethoxazole

 

E. coli

37

43.2 (16)

10.8 (4)

29.7 (11)

37

Enterobacter spp.

17

5.9 (1)

0

29.4 (5)

17

Klebsiella pneumoniae

56

26.8 (15)

0

8.9 (5)

56

Citrobacter spp.

3

33.3 (1)

0

0

3

Total

113

29.2 (33)

3.5 (4)

18.6 (21)

113