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Table 3 T rends in antibiotic non-susceptibility of clinical N. gonrrhoeae isolates in the A mhara regional health research laboratory center between S eptember 2006 and A ugust 2009

From: N eisseria gonorrhoeae non-susceptible to cephalosporins and quinolones in Northwest Ethiopia

Antimicrobial agent September 2006 to August 2007 September 2007 to August 2008 September 2008 to August 2009
Ceftriaxone 20 (1/5) 0 80 (4/5)
Penicillin G 23.5 (4/17) 17.7 (3/17) 58.8 (10/17)
Tetracycline 28.0 (7/25) 24.0 (6/25) 48.0 (12/25)
Ciprofloxacin 11.1 (1/9) 11.1 (1/9) 77.8 (7/9)
Ceftriaxone and Penicillin G 20 (1/5) 0 80 (4/5)
Ceftriaxone and Tetracycline 20 (1/5) 0 80 (4/5)
Ceftriaxone and Ciprofloxacin 0 0 100 (3/3)
Penicillin G and Tetracycline 21.4 (3/14) 14.3 (2/14) 64.3 (9/14)
Penicillin G and Ciprofloxacin 0 12.5 (1/8) 87.5 (7/8)
Tetracycline and Ciprofloxacin 12.5 (1/8) 0 87.5 (7/8)
Multi drug non-susceptibility 20 (1/5) 0 80 (4/5)
  1. Numbers in each cell in the body of the table are: Percent (Number of non-susceptible isolate/Total isolates tested for the antimicrobial agent in that year band).