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Table 4 Antimicrobial susceptibility/profiles of contaminant E. coli from ETB

From: Contamination of Ethiopian paper currency notes from various food handlers with E. coli

Variables No. of E. coli tested C No. (%)a OT No. (%)a SXT No. (%)a PB No. (%)b N No. (%)c
S S S S R S I R
Food handlers and source
 Meat handlers at butcher 8 8 (100) 8 (100) 8 (100) 7 (87.5) 1 (12.5) 2 (25) 6 (75)
 Milk seller at open market 9 9 (100) 9 (100) 9 (100) 9 (100) 2 (22.2) 7 (77.8)
 Milk seller at dairy station 2 2 (100) 2 (100) 2 (100) 2 (100) 2 (100)
 Bread and the related food handler at cafeteria 10 10 (100) 10 (100) 10 (100) 10 (100) 10 (100)
 Fruit and vegetables handlers at supermarket 14 14 (100) 14 (100) 14 (100) 14 (100) 3 (21.4) 11 (78.6)
Currency
 Birr 1 9 9 (100) 9 (100) 9 (100) 9 (100) 9 (100)
 Birr 5 10 10 (100) 10 (100) 10 (100) 9 (90) 1 (10.0) 1 (10.0) 2 (20.0) 7 (70.0)
 Birr 10 9 9 (100) 9 (100) 9 (100) 9 (100) 1 (11.1) 8 (88.9)
 Birr 50 8 8 (100) 8 (100) 8 (100) 8 (100) 3 (37.5) 5 (62.5)
 Birr 100 7 7 (100) 7 (100) 7 (100) 7 (100) 7 (100)
Total 43 43 (100) 43 (100) 43 (100) 42 (97.7) 1 (2.3) 2 (4.7) 5 (11.6) 36 (83.7)
  1. aAll are susceptible, b Intermediate was not observed, c Susceptible, intermediate and resistance was observed
  2. S susceptible, I intermediate, R resistance