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. 2014 Jan 15;44(3):799–806. doi: 10.1590/s1517-83822013000300021

Table 1.

Incidence of antibiotic resistance in the isolates of enteric bacteria.

Antibiotics Total no. of resistant isolates (%)

E. coli (n = 18) Shigella (n = 11) Citrobacter (n = 7) Klebsiella (n = 4) Miscellaneous (n = 29) Total (n = 69)
Penicillin 7 (38.9) 5 (45.5) 5 (71.4) 4 (100.0) 22 (75.7) 43 (63.8)
Ampicillin 15 (83.3) 9 (81.8) 4 (57.1) 3 (75.0) 20 (69.0) 51 (73.9)
Cefuroxime 4 (22.2) 5 (45.5) 3 (42.9) 2 (50.0) 12 (41.4) 26 (39.1)
Cefixime 3 (16.7) 1 (9.1) 1 (14.2) 2 (50.0) 7 (24.1) 14 (20.3)
Cefotaxime 3 (16.7) 2 (18.2) 3 (42.9) 0 (00.0) 9 (31.0) 17 (23.2)
Methicillin 6 (33.3) 6 (54.5) 4 (57.1) 4 (100.0) 15 (51.7) 35 (52.7)
Nalidixic Acid 12 (66.7) 10 (90.9) 5 (71.4) 4 (100.0) 22 (75.9) 53 (72.6)
Cotrimoxazole 12 (66.7) 6 (54.5) 4 (57.1) 3 (75.0) 13 (44.8) 34 (55.7)
Norfloxacin 9 (50.0) 5 (45.5) 4 (57.1) 2 (50.0) 17 (58.6) 37 (53.6)
Doxycycline 4 (22.2) 0 (00.0) 1 (14.3) 0 (00.0) 4 (13.8) 9 (13.0)
Tetracycline 0 (00.0) 0 (00.0) 0 (00.0) 0 (00.0) 4 (13.8) 4 (5.8)
Nitrofurantoin 0 (00.0) 2 (18.2) 1 (14.3) 3 (75.0) 3 (10.3) 9 (13.0)
Chloramphenicol 2 (11.1) 0 (00.0) 0 (00.0) 2 (50.0) 5 (17.2) 9 (13.0)
Streptomycin 0 (00.0) 0 (00.0) 0 (00.0) 0 (00.0) 3 (10.3) 3 (4.4)

n, number of isolates.