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Volume 23, Number 9—September 2017

Molecular Antimicrobial Resistance Surveillance for Neisseria gonorrhoeae, Northern Territory, Australia

David WhileyComments to Author , Ella Trembizki, Cameron Buckley, Kevin Freeman, Robert W. Baird, Miles Beaman, Marcus Y. Chen, Basil Donovan, Ratan L. Kundu, Christopher K. Fairley, Rebecca Guy, Tiffany Hogan, John M. Kaldor, Mahdad Karimi, Athena Limnios, David G. Regan, Nathan Ryder, Jiunn-Yih Su, James Ward, and Monica M. Lahra
Author affiliations: Pathology Queensland Central Laboratory, Brisbane, Queensland, Australia (D. Whiley); The University of Queensland, Brisbane (D. Whiley, E. Trembizki, C. Buckley); Royal Darwin Hospital, Darwin, Northern Territory, Australia (K. Freeman, R.W. Baird); University of Western Australia, Nedlands, Western Australia, Australia (M. Beaman); University of Notre Dame Australia, Fremantle, Western Australia, Australia (M. Beaman); Western Diagnostic Pathology, Perth, Western Australia, Australia (M. Beaman, M. Karimi); Alfred Health, Carlton, Victoria, Australia (M. Chen, C.K. Fairley); Central Clinical School, Monash University, Melbourne, Victoria, Australia (M. Chen, C.K. Fairley); Sydney Hospital, Sydney, New South Wales, Australia (B. Donovan); University of New South Wales, Sydney (B. Donovan, R. Guy, J.M. Kaldor, D.G. Regan, N. Ryder, M.M. Lahra); Prince of Wales Hospital, Sydney (R.L. Kundu, T. Hogan, A. Limnios, M.M. Lahra); School of Medical Sciences, Hunter New England Local Health District, Sydney (N. Ryder); Menzies School of Health Research and Charles Darwin University, Darwin (J.-Y. Su); South Australian Health and Medical Research Institute, Adelaide, South Australia, Australia (J. Ward); Flinders University, Adelaide (J. Ward)

Main Article

Table 2

Summary of the Australian Gonococcal Surveillance Program culture-based Neisseria gonorrhoeae antimicrobial drug resistance data for the Northern Territory of Australia, 2014*

Antimicrobial drug
CAZ region, n = 81
ZAP region, n = 141
n = 222
No. isolates
% Isolates (95% CI)
No. isolates
% Isolates (95% CI)
No. isolates
% Isolates (95% CI)
Azithromycin R 0 0.0 (0.0–4.5) 0 0.0 (0.0–2.7) 0 0.0 (0.0–1.7)
Ceftriaxone DS 3 3.7 (1.3–10.3) 0 0.0 (0.0–2.7) 3 1.4 (0.5–3.9)
Ciprofloxacin R
30.9 (21.9–41.6)

2.1 (0.7–6.1)

12.6 (8.9–17.6)
Penicillin R 21 25.9 (17.6–36.4) 3 2.1 (0.7–6.1) 24 10.8 (7.4–15.6)
PPNG 15 18.5 (11.6–28.3) 3 2.1 (0.7–6.1) 18 8.1 (5.2–12.5)

*Adapted from the Australian Gonococcal Surveillance Program annual report) (10). DS, decreased susceptibility; PPNG, penicillinase-producing N. gonorrhoeae; R, resistant.

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