You are viewing the site in preview mode

Skip to main content

Advertisement

Table 7 Level of antimicrobial resistance in bacteria isolated from ocular infections

From: Ocular bacterial infections at Quiha Ophthalmic Hospital, Northern Ethiopia: an evaluation according to the risk factors and the antimicrobial susceptibility of bacterial isolates

Type of bacterial isolate Level of resistance N (%) Total
R0 R1 R2 R3 R4
Gram-positive S. aureus 7 (17.5) 8 (20) 6 (15) 7 (17.5) 12 (30) 40 (100)
CoNSa 4 (12.9) 6 (19.4) 5 (16.1) 0 16 (51.6) 31 (100)
S. pyogenes 3 (60) 2 (40) 0 0 0 5 (100)
S. pneumoniae 1 (12.5) 2 (25) 4 (50) 0 1 (12.5) 8 (100)
Viridans streptococci 2 (28.6) 2 (28.6) 2 (28.6) 1 (14.3) 0 7 (100)
Enterococcus spp. 2 (25) 1 (12.5) 4 (50) 1 (12.5) 0 8 (100)
Total 19 (19.2) 21 (21.2) 21 (21.2) 9 (9) 29 (29.3) 99 (100)
Gram-negative N. gonorrhoeae 1 (100) 0 0 0 0 1 (100)
H. influenzae 1 (50) 1 (50) 0 0 0 2 (100)
P. aeruginosa 10 (47.6) 9 (42.9) 2 (9.5) 0 0 21 (100)
K. pneumoniae 0 0 1 (14.3) 5 (71.4) 1 (14.3) 7 (100)
Other Klebsiella spp. 0 2 (40) 1 (20) 1 (20) 1 (20) 5 (100)
E. coli 5 (33.3) 2 (13.3) 1 (6.7) 1 (6.7) 6 (40) 15 (100)
Enterobacter spp. 2 (20) 2 (20) 3 (30) 1 (10) 2 (20) 10 (100)
Citrobacter freundii 1 (25) 0 1 (25) 1 (25) 1 (25) 4 (100)
S. marcescens 2 (40) 1 (20) 0 1 (20) 1 (20) 5 (100)
P. shigelloides 1 (100) 0 0 0 0 1 (100)
Proteus spp. 0 0 2 (66.7) 1 (33.3) 0 3 (100)
Acinetobacter spp. 0 2 (40) 1 (20) 1 (20) 1 (20) 5 (100)
Total 23 (29.1) 19 (24) 13 (16.5) 11 (13.9) 13 (16.5) 79 (100)
Grand Total 42 (23.6) 40 (22.5) 34 (19.1) 20 (11) 42 (23.5) 178 (100)
  1. Notes: R0 Susceptible to all tested antimicrobials, R1 Resistant to one antimicrobial, R2 Resistant to two antimicrobials, R3 Resistant to three antimicrobials, R4 Resistant to four or more antimicrobials; a CoNS Coagulase negative staphylococci