The Epidemiology of Bloodstream Infections and Antimicrobial Susceptibility Patterns: A Nine-Year Retrospective Study at St. Dominic Hospital, Akwatia, Ghana
Table 4
Antimicrobial susceptibility pattern of bacterial isolates from blood culture at St. Dominic Hospital in Akwatia.
Bacterial isolate
Pattern
Aminoglycosides
Phenicols
Nitrofurantoin
Glycopeptides
Tetracyclines
n (%)
n (%)
n (%)
n (%)
n (%)
S. aureus
S
114 (68.3)
1 (16.7)
0 (0.0)
2 (100.0)
61 (36.7)
I
0 (0.0)
0 (0.0)
0 (0.0)
0 (0.0)
1 (0.6)
R
53 (31.7)
5 (83.3)
0 (0.0)
0 (0.0)
104 (62.7)
E. coli
S
69 (75.0)
16 (29.1)
0 (0.0)
0 (0.0)
8 (16.7)
I
0 (0.0)
0 (0.0)
0 (0.0)
0 (0.0)
0 (0.0)
R
23 (25.0)
39 (70.9)
0 (0.0)
0 (0.0)
40 (83.3)
P. aeruginosa
S
51 (82.3)
0 (0.0)
0 (0.0)
0 (0.0)
1 (33.3)
I
0 (0.0)
0 (0.0)
0 (0.0)
0 (0.0)
0 (0.0)
R
11 (17.7)
2 (100.0)
0 (0.0)
0 (0.0)
2 (66.7)
Streptococcus spp.
S
10 (29.4)
0 (0.0)
0 (0.0)
0 (0.0)
5 (18.5)
I
0 (0.0)
0 (0.0)
0 (0.0)
0 (0.0)
0 (0.0)
R
24 (70.6)
1 (100.0)
0 (0.0)
0 (0.0)
22 (81.5)
Klebsiella spp.
S
80 (64.0)
9 (13.0)
1 (100.0)
0 (0.0)
5 (8.1)
I
1 (0.8)
0 (0.0)
0 (0.0)
0 (0.0)
0 (0.0)
R
44 (35.2)
60 (87.0)
0 (0.0)
0 (0.0)
57 (91.9)
Shigella spp.
S
2 (100.0)
1 (100.0)
0 (0.0)
0 (0.0)
0 (0.0)
I
0 (0.0)
0 (0.0)
0 (0.0)
0 (0.0)
0 (0.0)
R
0 (0.0)
0 (0.0)
0 (0.0)
0 (0.0)
1 (100.0)
Enterobacter
S
25 (64.1)
3 (13.6)
0 (0.0)
0 (0.0)
4 (16.7)
I
0 (0.0)
0 (0.0)
0 (0.0)
0 (0.0)
0 (0.0)
R
14 (35.9)
19 (86.4)
0 (0.0)
0 (0.0)
20 (83.3)
Enterococcus
S
1 (33.3)
0 (0.0)
0 (0.0)
0 (0.0)
2 (66.7)
I
0 (0.0)
0 (0.0)
0 (0.0)
0 (0.0)
0 (0.0)
R
2 (66.7)
0 (0.0)
0 (0.0)
0 (0.0)
1 (33.3)
Micrococcus
S
0 (0.0)
0 (0.0)
0 (0.0)
0 (0.0)
0 (0.0)
I
0 (0.0)
0 (0.0)
0 (0.0)
0 (0.0)
0 (0.0)
R
0 (0.0)
0 (0.0)
0 (0.0)
0 (0.0)
0 (0.0)
CoNS
S
108 (64.7)
1 (25.0)
0 (0.0)
0 (0.0)
42 (25.8)
I
0 (0.0)
0 (0.0)
0 (0.0)
0 (0.0)
0 (0.0)
R
59 (35.3)
3 (75.0)
0 (0.0)
1 (100.0)
121 (74.2)
Salmonella spp.
S
54 (96.4)
5 (14.7)
0 (0.0)
0 (0.0)
12 (35.3)
I
0 (0.0)
0 (0.0)
0 (0.0)
0 (0.0)
0 (0.0)
R
2 (3.6)
29 (85.3)
0 (0.0)
0 (0.0)
22 (64.7)
Total
S
514 (68.8)
36 (18.6)
1 (100.0)
2 (66.7)
140 (26.4)
I
1 (0.1)
0 (0.0)
0 (0.0)
0 (0.0)
1 (0.2)
R
232 (31.1)
158 (81.4)
0 (0.0)
1 (33.3)
390 (73.4)
Data are presented as numbers and percentages in parentheses. Gram-positive isolates. CoNS, coagulase-negative staphylococcus; S, susceptible; I, intermediately resistant; R, resistant.