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Table 1 Patterns of antimicrobial and associated resistances of the N. gonorrhoeae isolates detected in Switzerland during the study period a

From: Characterization of Neisseria gonorrhoeaeisolates detected in Switzerland (1998–2012): emergence of multidrug-resistant clones less susceptible to cephalosporins

Antibioticsb No. and (%) of isolates
  1998-2001 (n = 26) 2009-2012 (n = 34)
Resistant to ≥ 2 antibiotics: 14 (53.8) 31 (91.2)
-PEN and CIP 2 (7.7) 25 (73.5)
-PEN and AZT 3 (11.5) 8 (23.5)
-PEN and TET 14 (53.8) 28 (82.4)
-CIP and TET 2 (7.7) 23 (67.6)
-CIP and AZT 1 (3.8) 7 (20.6)
-AZT and TET 3 (11.5) 8 (23.5)
Resistant to ≥ 3 antibiotics (i.e., MDR isolates): 2 (7.7) 24 (70.6)
-PEN, CIP, and AZT 1 (3.8) 7 (20.6)
-PEN, CIP, and TET 2 (7.7) 23 (67.6)
-PEN, AZT, and TET 3 (11.5) 8 (23.5)
-CIP, AZT, and TET 1 (3.8) 7 (20.6)
Resistant to ≥ 4 antibiotics: 1 (3.8) 9 (26.5)
-PEN, CIP, AZT, and TET 1 (3.8) 7 (20.6)
-PEN, CIP, TET, and CFX 0 (0.0) 2 (5.9)
Resistant to 5 antibiotics (PEN, CIP, AZT, TET, and CFX) 0 (0.0) 2 (5.9)
  1. Note. PEN, penicillin; CIP, ciprofloxacin; AZT, azithromycin; TET, tetracycline; CFX, cefixime.
  2. aAll isolates were susceptible to ceftriaxone (CRO) and spectinomycin (SPE).
  3. b“Resistant” includes intermediate and resistant according to the EUCAST criteria [26].