Skip to main content

Table 2 Antibiotic susceptibility test results of GBS isolates (n = 16) at the University of Gondar Comprehensive Specialized hospital, Northwest Ethiopia

From: Molecular characterization of Streptococcus agalactiae isolated from pregnant women and newborns at the University of Gondar Comprehensive Specialized Hospital, Northwest Ethiopia

S/No.

Antibiotics tested

Interpretations

Test methods used

Disc diffusion, N(%)

MIC, N(%)

WGS, N(%)

1

Penicillin (PEN)

S

15 (93.75)

16 (100)

16 (100)

R

1(6.25)

0

0

2

Ampicillin (AMP)

S

16 (100)

16 (100)

16 (100)

R

0

0

0

3

Clindamycin (CLY)

S

14(87.5)

16 (100)

16 (100)

I

1(6.25)

NA

NA

R

1(6.25)

0

0

4

Erythromycin (ERY)

S

14 (87.5)

16 (100)

16 (100)

R

2(12.5)

0

0

5

Vancomycin (VAN)

S

13 (81.25)

16 (100)

16 (100)

R

3(18.75)

0

0

6

Ciprofloxacin (CIP)

S

10 (62.5)

16 (100)

16 (100)

R

6(37.7)

 

0

7

Ceftriaxone (CFX)

S

12(75)

 

NA

R

4(25)

  

8

Levofloxacin (LEVO)

S

NA

16 (100)

16 (100)

R

NA

0

0

9

Daptomycin (DAP)

S

NA

16 (100)

16 (100)

R

NA

 

0

10

Chloramphenicol (CAF)

S

11(68.75)

16 (100)

16 (100)

I

3(18.75)

NA

NA

R

2(12.5)

0

0

11

Linezolid (LZD)

S

NA

16 (100)

16 (100)

R

NA

16 (100)

16 (100)

12

Cefotaxime (FOT)

S

NA

0

0

R

NA

  

13

Tetracycline (TET)

S

1(6.25)

1(6.25)

1(6.25)

I

1(6.25)

NA

NA

R

14(87.5)

15(93.75)

15(93.75)

14

Cefoxitin (CXT)

S

NA

16 (100)

16 (100)

R

NA

0

0

15

Azitromycin (AZM)

S

13 (81.25)

  

I

1(6.25)

NA

NA

R

2(12.5)

  
  1. MIC-Minimum inhibitory concentration by using Broth Dilution Technique, WGS - Whole Genome Sequencing, NA - Not applicable