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Table 1 Antibiotic susceptibility pattern of ESBL and non ESBL producing isolates

From: Antibiotic resistance and genotype of beta-lactamase producing Escherichia coli in nosocomial infections in Cotonou, Benin

Antibiotics Susceptibility rate % ESBL (n = 29) Non-ESBL (n = 55) p-value*
R S    
AM 97.6 2.4 29 (100%) 50 (91 %) 0.4
AMC 85.7 14.3 24 (82.7%) 15 (27.3%) 10−4
AMX 95.2 4.8 29 (100%) 49 (89.1%) 0.17
IPM 3.6 96.4 01 (3.4%) 00 (0%) 0.3
CTX 56.5 40.5 28 (96.5%) 01 (1.8%) <10−9
CRO 44.7 58.3 28 (96.5%) 01 (1.8%) 10−3
CIP 91.7 8.3 29 (100%) 14 (25.5%) 10−10
NOR 53.6 46.4 28 (96.5%) 14 (25.5%) <10−9
AN 83.3 16.7 21(72.4%) 19 (34.5%) 0.04
G 45.2 54.8 24 (82.7) 12 (21.8) 10−7
SXT 86.9 13.1 29 (100%) 43 (78.2%) 6.10−3
  1. *P value is for the comparison of resistance of ESBL-producers with non-producers.
  2. AM: Ampicilline; AMC: Amoxicilline/clavulanic acid; AMX: Amoxicilline; IPM: Imipenem; CTX: Cefotaxime; CRO: Ceftriaxone; CIP: Ciprofloxacine; NOR: Norfloxacine; AN: Amikacine; G: Gentamicine; SXT: Trimethoprim/Sulfamethoxazole.