Extended-Spectrum Beta-Lactamase- and Carbapenemase-Producing Enterobacteriaceae Family of Bacteria from Diarrheal Stool Samples in Northwest Ethiopia
Table 2
Antimicrobial susceptibility patterns of bacterial isolates identified from diarrheal stool samples at the University of Gondar Comprehensive Specialized Hospital from January–April 2019.
Antibiotic disks
E. coli = 219
K. pneumoniae = 50
K. ozaenae = 15
Citrobacter = 14
P. vulgaris = 6
E. cloacae = 7
S. typhi = 1
Shigella species = 10
Serratia = 6
Others = 75
E. aerogenes = 1
Total = 404
No (%)
No (%)
No (%)
No (%)
No (%)
No (%)
No (%)
No (%)
No (%)
No (%)
No (%)
No (%)
AMP
S
44 (20)
—
1 (7)
—
—
—
0 (0)
5 (50)
—
17 (42)
—
67 (23.5)
I
26 (12)
—
1 (7)
—
—
—
0 (0)
2 (20)
—
22 (55)
—
51 (17.9)
R
149 (68)
—
13 (86)
—
—
—
1 (100)
3 (30)
—
1 (3)
—
167 (58.6)
AMC
S
71 (32)
8 (16)
5 (33.3)
—
0 (0)
—
0 (0)
6 (60)
—
23 (57)
—
113 (33.1)
I
49 (22)
6 (12)
5 (33.3)
—
2 (33.3)
—
0 (0)
1 (10)
—
17 (43)
—
80 (23.5)
R
99 (46)
36 (72)
5 (33.3)
—
4 (66.7)
—
1 (100)
3 (30)
—
0 (0)
—
148 (43.4
FEP
S
177 (81)
24 (48)
13 (86.7)
13 (93)
5 (83.3)
6 (86)
1 (100)
10 (100)
6 (100)
39 (97)
1 (100)
295 (79.9)
I
24 (11)
13 (26)
2 (13.3)
1 (7)
0 (0)
1 (14)
0 (0)
0 (0)
0 (0)
1 (3)
0 (0)
42 (11.4)
R
18 (8)
13 (26)
0 (0)
0 (0)
1 (16.7)
0 (0)
0 (0)
0 (0)
0 (0)
0 (0)
0 (0)
32 (8.7)
CTX
S
154 (70)
18 (36)
12 (80)
13 (93)
4 (66.7)
6 (86)
—
—
5 (83.3)
38 (95)
1 (100)
251 (70.1)
I
11 (5)
5 (10)
0 (0)
1 (7)
0 (0)
0 (0)
—
—
0 (0)
2 (5)
0 (0)
19 (5.3)
R
54 (25)
27 (54)
3 (20)
0 (0)
2 (33.3)
1 (14)
—
—
1 (16.7)
0 (0)
0 (0)
88 (24.6)
FOX
S
174 (79.4)
24 (48)
14 (93)
—
5 (83.3)
—
—
—
—
40 (97)
—
257 (77.6)
I
28 (11)
13 (26)
0 (0)
—
1 (16.4)
—
—
—
—
1 (3)
—
43 913.0)
R
17 (7.6)
13 (26)
1 (7)
—
0 (0)
—
—
—
—
0 (0)
—
31 (9.4)
CXM
S
155 (71)
33 (66)
8 (53.3)
—
—
—
—
—
—
27 (67)
—
223 (68.8)
I
35 (16)
9 (18)
6 (40)
—
—
—
—
—
—
13 (33)
—
63 (19.4)
R
29 (13)
8 (16)
1 (6.7)
—
—
—
—
—
—
0 (0)
—
38 (11.7)
CAZ
S
156 (71)
22 (44)
11 (73.3)
14 (100)
5 (83.3)
7 (100)
—
—
4 (66.7)
36 (90)
1 (100)
256 (71.5)
I
6 (3)
0 (0)
2 (13.3)
0 (0)
0 (0)
0 (0)
—
—
1 (16.6)
4 (10)
0 (0)
13 (3.6)
R
57 (26)
28 (56)
2 (13.3)
0 (0)
1 (16.7)
0 (0)
—
—
1 (16.6)
0 (0)
0 (0)
89 (24.9)
GEN
S
184 (84)
37 (74)
10 (66.7)
12 (85.7)
5 (83.3)
6 (85.7)
—
—
4 (66.7)
29 (72)
1 (100)
288 (80.4)
I
17 (7)
8 (16)
5 (33.3)
2 (14.3)
0 (0)
1 (14.3)
—
—
1 (16.6)
11 (28)
0 (0)
45 912.6)
R
18 (9)
5 (10)
0 (0)
0 (0)
1 (16.7)
0 (0)
—
—
1 (16.6)
0 (0)
0 (0)
25 (7.0)
TOB
S
175 (80)
30 (60)
11 (73.3)
13 (93)
4 (66.7)
6 (71.4)
—
—
5 (83.3)
30 (75)
1 (100)
275 (76.8)
I
18 (8)
10 (20)
3 (20)
1 (7)
0 (0)
0 (0)
—
—
0 (0)
10 (25)
0 (0)
42 (11.7)
R
26 (12)
10 (20)
1 (6.4)
0 (0)
2 (33.3)
1 (28.6)
—
—
1 (16.7)
0 (0)
0 (0)
41 (11.5
TET
S
41 (19)
9 (18)
1 (7)
2 (14)
—
1 (14.2)
0 (0)
5 (50)
0 (0)
16 (40)
0 (0)
75 (20.7)
I
23 (10)
0 (0)
0 (0)
1 (7)
—
2 (28.6)
0 (0)
2 (20)
0 (0)
18 (45)
0 (0)
46 (12.7)
R
155 (71)
41 (82)
14 (93)
11 (79)
—
4 (57.1)
1 (100)
3 (30)
6 (100)
6 (15)
1 (100)
242 (66.7)
CPR
S
165 (75)
35 (70)
9 (60)
9 (64)
3 (50)
3 (60)
1 (100)
10 (100)
4 (66.7)
28 (75)
1 (100)
268 (73.0)
I
22 (10)
9 (18)
5 (33.3)
3 (21)
1 (16.7)
1 (20)
0 (0)
0 (0)
2 (33.3)
12 (25)
0 (0)
55 (15.0)
R
32 (15)
6 (12)
1 (6.7)
2 (15)
2 (33.3)
1 (20)
0 (0)
0 (0)
0 (0)
0 (0)
0 (0)
44 912.0)
SXT
S
100 (46)
13 (26)
2 (13.3)
5 (36)
2 (33.3)
4 (57)
0 (0)
6 (60)
22 (63)
23 (57)
1 (100)
178 (44.7)
I
23 (10)
6 (12)
1 (6.7)
1 (7)
0 (0)
1 (14.3)
0 (0)
2 (20)
12 (34)
13 (32)
0 (0)
59 (14.8)
R
96 (44)
31 (62)
12 (80)
8 (57)
4 (66.7)
2 (28.7)
1 (100)
2 (20)
1 (3)
4 (11)
0 (0)
161 (40.5)
AMP: ampicillin, TET: tetracycline, GEN: gentamicin, CMX: cefuroxime, TOB: tobramycin, CPR: ciprofloxacin, AMC: amoxicillin/clavulanic acid, FEP: cefepime, CAZ: ceftazidime, CTX: cefotaxime, FOX: cefoxitin, AZM: azithromycin, and SXT: trimethoprim-sulfamethoxazole. Note. Intrinsically resistance antibiotics that are not recommended for isolates were denoted by (—).
