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. 2023 Dec;15(6):779–787. doi: 10.18502/ijm.v15i6.14139

Table 5.

Average multiple antibiotic resistance indices (MARI) of AmpC β-lactamase-producing bacterial pathogens isolated from ear swab samples of CSOM patients

CSOM Bacteria Average MARI Value
E. coli 0.8
K. pneumonia 0.7
P. aeruginosa 0.8