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Table 1 Types of zones of inhibition around CTX determined by KBDA.

From: Kirby-Bauer disc approximation to detect inducible third-generation cephalosporin resistance in Enterobacteriaceae

KBDA zone types around CTX

No. organisms (n = 95)

Percentage of the zone type

Susceptibility interpretation

S-type

15

16%

Susceptible 24%

Sl-type

8

8%

 

C-type

23

24%

Resistant (Inducible) 76%

D-type

49

52%