Antimicrobial breakpoints (susceptible/resistant [mg/L]) a
|
No. (%)
|
MIC (mg/L)
|
---|
Susceptible
|
Intermediate
|
Resistant
|
Range
|
MIC 50
|
MIC 90
|
---|
Penicillin G (S ≤ 0.06/R ≥ 2)
|
0
|
108 (32.3)
|
226 (67.7)
|
0.125 to >8
|
2
|
>8
|
Tetracycline (S ≤ 0.25/R ≥ 2)
|
2 (0.6)
|
5 (1.5)
|
327 (97.9)
|
0.25 to >16
|
8
|
>16
|
Ciprofloxacin (S ≤ 0.06/R ≥ 1)
|
0
|
4 (1.2)
|
330 (98.8)
|
≤0.25 to >8
|
>8
|
>8
|
Spectinomycin (S ≤ 32/R ≥ 128)
|
334 (100)
|
0
|
0
|
≤4 to 32
|
16
|
32
|
Ceftriaxone (S ≤ 0.25)
|
334 (100)
|
-
|
-
|
0.004 to 0.25
|
0.03
|
0.06
|
-
aAntimicrobial breakpoints that distinguish susceptible from resistant gonococcal isolates (CLSI Document M07-A9 (M100-S22) [35]. MIC: minimum inhibitory concentration.