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. 2013 Jan 1;7(1):70–73. doi: 10.7860/JCDR/2012/5016.2673

[Table/Fig-1]:

Distribution of various β-lactamases in clinical isolates [E/M—ESBL & MBL, A/M—AmpC & MBL, E/A—ESBL & AmpC co producers]

Organism Total ESBL MBL Amp C E/M A/M E/A
Isolates No. % No. % No. % No. % No. % No. %
E coli 134 54 56.25 7 23.34 13 86.67 8 33.34 6 60.0 9 50.0
Pseudomonas 50 18 18.75 8 26.67 - - 6 25.0 1 10.0 - -
Klebsiella 44 15 15.62 10 33.34 1 6.67 4 16.67 1 10.0 4 22.2
Citrobacter 24 6 6.25 4 13.34 1 6.67 4 16.67 1 10.0 2 11.1
Acinetobacter 15 2 2.0 1 3.34 - - 2 8.34 1 10.0 3 16.6
Enterobacter 4 - - - - - - - - - - - -
Proteus 2 1 1.04 - - - - - - - - - -
Total 96 (35.16) 30 (10.98) 15 (5.49) 24 (8.79) 10 (3.67) 18 (6.59)