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Table 3 Macrolide, lincosamide–streptogramin B (MLSB) and inducible clindamycine resistance GBS isolates, Northwest Ethiopia (n = 46)

From: Streptococcus agalactiae from Ethiopian pregnant women; prevalence, associated factors and antimicrobial resistance: alarming for prophylaxis

Double disc diffusion

GBS phenotypesa

Erythromycin (n)

Clindamycin (n)

Total (n = 46)

Percent (%)

R

I

S

R

I

S

Constitutive macrolide, lincosamide–streptogramin B (cMLSB)

10

2

–

9

3

–

12

26.1

inducible macrolide, lincosamide–streptogramin B (iMLSB)

6

1

–

–

–

7

7

15.2

M-phenotype

10

3

–

–

–

13

13

28.3

L-phenotype

–

–

14

12

2

–

14

30.4

D-shape positive

6

1

0

–

–

7

7

15.2

D-shape negative

–

–

–

–

–

–

39

84.8

  1. aCLSI disk diffusion breakpoints [18]. Erythromycin: ≥ 21 mm, susceptible (S); 16 to 20 mm, intermediate (I); ≤ 15 mm, resistant (R). Clindamycin: ≥ 19 mm, susceptible (S); 16 to 18 mm, intermediate (I); ≤ 15 mm, resistant (R)
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Annals of Clinical Microbiology and Antimicrobials

ISSN: 1476-0711

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