Table 1 Antimicrobial susceptibility of 228 Neisseria gonorrhoeae isolates from Poland in 2010-2012
Antimicrobial (Breakpoints (mg/L)) | Susceptible no. (%) | Intermediate susceptible no. (%) | Resistant no. (%) | ||||||
|---|---|---|---|---|---|---|---|---|---|
2010 | 2011 | 2012 | 2010 | 2011 | 2012 | 2010 | 2011 | 2012 | |
Ceftriaxone (S ≤ 0.125, I = NA, R > 0.125)* | 28 (100) | 92 (100) | 108 (100) | NA | NA | NA | 0 | 0 | 0 |
Cefixime (S ≤ 0.125, I = NA, R > 0.125)* | 28 (100) | 92 (100) | 108 (100) | NA | NA | NA | 0 | 0 | 0 |
Spectinomycin (S ≤ 64, I = NA, R > 64)* | 28 (100) | 92 (100) | 108 (100) | NA | NA | NA | 0 | 0 | 0 |
Azithromycin (S ≤ 0.25, I = 0.5, R > 0.5)* | 23 (82.1) | 60 (65.2) | 63 (58.3) | 2 (7.1) | 26 (28.3) | 34 (31.5) | 3 (10.7) | 6 (6.5) | 11 (10.2) |
Penicillin G (S ≤ 0.064, I = 0.125-1.0, R > 1.0)* | 3 (10.7) | 7 (7.6) | 3 (2.8) | 17 (60.7) | 72 (78.3) | 75 (69.4) | 8 (28.6) | 13 (14.1) | 30 (27.8) |
Tetracycline (S ≤ 0.5, I = 1.0, R > 1.0)* | 12 (42.9) | 31 (33.7) | 26 (24.1) | 4 (14.3) | 26 (28.3) | 31 (28.7) | 12 (42.9) | 35 (38.0) | 51 (47.2) |
Ciprofloxacin (S ≤ 0.032, I = 0.064, R > 0.064)* | 10 (35.7) | 46 (50) | 34 (31.5) | 0 | 0 | 0 | 18 (64.3) | 46 (50) | 74 (68.5) |
Gentamicin** | MIC range: 0.032-8Â mg/L; MIC50: 4Â mg/L; and MIC90: 4Â mg/L | Â | |||||||
β-lactamase production | 2010: 6 (21.4%) ; 2011: 2 (2.2%); and 2012: 4 (3.7%) |  | |||||||