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. 2011 Jan-Mar;21(1):30–36. doi: 10.4103/0971-4065.75226

Table 4.

Frequency and distribution pattern of pathogens and percentage of ESBL production

Organism Complicated Percentage Uncomplicated Percentage Total Percentage
Citrobacter freundii 13 2.8 0 0 13 2.5
Enterobacter spp. 10 2.2 2 3.8 12 2.4
Enterococcus faecalis 7 1.5 1 1.9 8 1.6
ESBL-positive E. coli 20 43.9 14 26.9 215 42.2
ESBL-negative E. coli 100 21.8 26 50 126 24.7
ESBL-positive Klebsiella 44 9.6 5 9.6 49 9.6
ESBL-negative Klebsiella 29 6.3 1 1.9 30 5.9
Morganelle 1 0.2 0 0 1 0.2
Proteus vulgaris 1 0.2 0 0 1 0.2
Providencia alkalifaciens 1 0.2 2 3.8 3 0.6
Pseudomonas 51 11.1 1 1.9 52 10.2
Total 458 100 52 100 510 100

Gram-negative organisms were the most common organism causing UTI in the study