Table 3 Multidrug resistance patterns of bacterial isolates from inpatients suspected for nosocomial bacterial infections at the University of Gondar Comprehensive Specialized Hospital, 1st February–31st May 2016
Isolates | Degree of resistance | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|
R0 n (%) | R1 n (%) | R2 n (%) | R3 n (%) | R4 n (%) | R5 n (%) | R6 n (%) | R7 n (%) | R ≥ 8 n (%) | MDRa n = (%) | |
S. aureus (n = 77) | – | 11 (14.3) | 19 (24.7) | 6 (7.8) | 12 (15.6) | 6 (7.8) | 6 (7.8) | 4 (5.2) | 13 (16.9) | 47 (61.0) |
E. coli (n = 33) | – | 5 (15.1) | 3 (9.1) | 4 (12.1) | 2 (6.1) | 4 (12.1) | 1 (3.0) | 1 (3.0) | 13 (39.4) | 25 (75.8) |
Klebsiella spp (n = 29) | – | 3 (10.3) | 3 (10.3) | 2 (6.9) | 5 (17.2) | 3 (10.3) | 3 (10.3) | 2 (6.9) | 8 (27.6) | 23 (79.3) |
Citrobacter spp (n = 15) | – | – | – | 4 (26.7) | 3 (20) | 1 (6.7) | 1 (6.7) | 1 (6.7) | 5 (3.3) | 15 (100) |
CoNS (n = 14) | – | 1 (7.1) | 1 (7.1) | 2 (14.3) | 1 (7.1) | – | 4 (28.6) | – | 5 (36.7) | 12 (85.7) |
E. aerogenes (n = 10) |  | 1 (10) | 2 (20) | 3 (30) | – | – | 3 (30) | – | 1 (10) | 7 (70.0) |
S. pyogenes (n = 10) | 2 (20) | 2 (20) | 1 (10) | 2 (20) | – | – | – | – | 3 (30) | 5 (50.0) |
Serratia (n = 9) | – | 1 (11.1) | 3 (33.3) | 1 (11.1) | 1 (11.1) | 1 (11.1) | – | 1 (11.1) | 1 (11.1) | 5 (55.6) |
Othersb (n = 19) | – | 3 (1.6) | 3 (1.6) | 1 (5.3) | 6 (31.6) |  | 1 (5.3) | 1 (5.3) | 4 (21.1) | 13 (68.4) |
Total (n = 216) | 2 (0.9) | 27 (12.5) | 35 (16.2) | 25 (11.6) | 30 13.9) | 15 (6.9) | 19 (8.8) | 10 (4.6) | 53 (24.5) | 152 (70.4) |