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Table 3 Antimicrobial resistance pattern of E. coli and K. pneumoniae isolates from Hospital-acquired and Community-acquired urinary tract infections (% of resistance isolates within each group)

From: Detection of CTX-M-15 beta-lactamases in Enterobacteriaceae causing hospital- and community-acquired urinary tract infections as early as 2004, in Dar es Salaam, Tanzania

Antibiotic E. coli (n = 110) K. pneumoniae (n = 27)
Hospital acquired Community acquired Hospital acquired Community acquired
ESBL (+)
(n = 11)
ESBL (−)
(n = 43)
ESBL (+)
(n = 4)
ESBL (−)
(n = 52)
ESBL (+)
(n = 4)
ESBL (−)
(n = 8)
ESBL (+)
(n = 5)
ESBL (−)
(n = 10)
AMC NA 11.6 NA 17.3 NA 62.5 NA 30.0
CTX NA 0 NA 0 NA 0 NA 0
CTZ NA 0 NA 0 NA 0 NA 0
CRO NA 0 NA 0 NA 0 NA 0
IMP 0 0 0 0 0 0 0 0
CHL 27.3 41.9 25.0 34.6 75.0 62.5 100 40.0
CIP 90.9 32.6 75.0 23.1 100 25.0 40.0 20.0
DOX 100 69.8 100 76.9 75.0 62.5 60.0 30.0
CN 90.9 16.3 50.0 21.2 100 37.5 80.0 10.0
NAL 90.0 41.9 75.0 34.6 100 25.0 40.0 30.0
NIT 27.3 27.3 50.0 50.0 100 100 60.0 60.0
SXT 90.9 62.8 100 80.8 75.0 87.5 60.0 60.0
  1. (+) = positive; (−) = negative
  2. AMC Amoxicillin-clavulanic acid, CTX cefotaxime, CTZ ceftazidime, CRO ceftriaxone, IMP imipenem, CHL chloramphenicol, CIP ciprofloxacin, DO doxycycline, CN gentamicin, NAL nalidixic acid, NIT nitrofurantoin, SXT trimethoprim-sulfamethoxazole