Table 1 Antimicrobial susceptibility of Neisseria gonorrhoeae isolates (n = 126) from Hefei, China (2014–2015)
Antimicrobial breakpoints (susceptible/resistant [mg/L]) | Number | MIC (mg/L) | ||||
|---|---|---|---|---|---|---|
Susceptible | Intermediate | Resistant | Range | MIC50 | MIC90 | |
Penicillin G (S ≤ 0.06/R ≥ 2) | 0 | 33 | 93 | 0.125 to >8 | 2 | >8 |
Tetracycline (S ≤ 0.25/R ≥ 2) | 2 | 21 | 103 | 0.25 to >16 | 4 | >16 |
Ciprofloxacin (S ≤ 0.06/R ≥ 1) | 0 | 0 | 126 | 0.25 to >8 | >8 | >8 |
Azithromycin(S ≤ 0.25/R ≥ 1) | 48 | 42 | 36 | ≤0.015 to >2048 | 0.5 | > 2048 |
Spectinomycin (S ≤ 32/R ≥ 128) | 126 | 0 | 0 | 8 to 32 | 16 | 32 |
Cefixime (S ≤ 0.25) | 126 | 0 | 0 | 0.004 to 0.25 | 0.03 | 0.06 |
Ceftriaxone(S ≤ 0.25) | 126 | 0 | 0 | 0.004 to 0.25 | 0.06 | 0.125 |