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Table 3 Multidrug resistance level of Enterobacteriaceae to different classes of antibiotics, Addis Ababa, Ethiopia between Jan to May 2017

From: Extended-spectrum beta-lactamase production and multi-drug resistance among Enterobacteriaceae isolated in Addis Ababa, Ethiopia

Isolates (number) Level of antibiotics resistance ((number (%)) Total MDR-E (>R3)
RO R1 R2 R3 R4 R5 R6 R7
E.coli (228) 20 (8.8) 28 (12.3) 29 (12.7) 34 (14.9) 44 (19.3) 50 (21.9) 16 (7.0) 5 (2.2) 149 (65.3)
K.pneumoniae (103) 6 (5.8) 5 (4.8) 7 (6.8) 10 (9.7) 22 (21.3) 33 (32.0) 11 (10.7) 9 (8.7) 85 (82.5)
E.cloacae (22) 4 (18.2) 2 (9.1) 2 (9.1) 3 (13.6) 2 (9.1) 3 (13.6) 6 (27.3) 0 (0.0) 14 (63.6)
C.diversus (19) 3 (15.8) 2 (10.5) 1 (5.3) 1 (5.3) 3 (15.8) 5 (26.3) 3 (15.8) 1 (5.3) 13 (68.4)
K.oxytoca (15) 5 (33.3) 2 (13.3) 1 (6.7) 0 (0.0) 2 (13.3) 4 (26.7) 0 (0.0) 1 (6.7) 7 (46.6)
K.ozaenae (13) 1 (7.7) 3 (23.1) 1 (7.7) 2 (15.4) 5 (38.5) 1 (7.7) 0 (0.0) 0 (0.0) 8 (61.5)
Citrobacter. Spps(10) 3 (30.0) 0 (0.0) 0 (0.0) 3 (30.0) 0 (0.0) 2 (20.0) 1 (10.0) 1 (10.0) 7 (70)
Providencia Spps.(7) 3 (42.8) 0 (0.0) 1 (24.3) 0 (0.0) 2 (28.5) 1 (24.3) 0 (0.0) 0 (0.0) 3 (42.8)
P. mirabilis (5) 2 (40.0) 1 (20.0) 2 (20.0) 0 (0.0) 0 (0.0) 0 (0.0) 0 (0.0) 0 (0.0) 0 (0.0)
M. morganii (2) 0 (0.0) 0 (0.0) 0 (0.0) 1 (50.0) 0 (0.0) 0 (0.0) 1 (50.0) 0 (0.0) 1 (50.0)
291 (68.3) 1 (50.0) 0 (0.0) 0 (0.0) 0 (0.0) 1 (50.0) 0 (0.0) 0 (0.0) 0 (0.0) 1 (50.0)
Total(N = 426) 48 (11.3) 43 (10.1) 43 (10.1) 54 (12.7) 81 (19.0) 101 (23.7) 38 (8.9) 17 (4.0) 291 (68.3)
  1. Abbreviations: R0 stands for resistance for zero antibiotics; R1 stands for resistance to one drug, R2 stands for resistance to two drugs and so on; and ≥ R3 stands for resistance to 3 or more antibiotics from different classes; MDR-E stands for multi-drug resistant Enterobacteriaceae
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