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Volume 22, Number 8—August 2016

Seroconversions for Coxiella and Rickettsial Pathogens among US Marines Deployed to Afghanistan, 2001–2010

Christina M. FarrisComments to Author , Nhien Pho, Todd E. Myers, and Allen L. Richards
Author affiliations: US Naval Medical Research Unit 2, Phnom Penh, Cambodia (C.M. Farris); Naval Medical Research Center, Silver Spring, Maryland, USA (C.M. Farris, T.E. Myers, A.L. Richards); Uniformed Services University of Health Science, Bethesda, Maryland, USA (N. Pho)

Main Article


Prevalence of antibodies against 4 rickettsial pathogens in samples from US Marines deployed to Afghanistan during 2001–2010

Pathogen Total no. samples tested No. (%)
Predeployment samples with detectable antibody Postdeployment samples showing seroconversion Total samples with detectable antibody
Coxiella burnetii 879 87 (9.9) 30 (3.4) 117 (13.3)
Spotted fever group Rickettsia 1,000 18 (1.8) 5 (0.5) 23 (2.3)
Typhus group Rickettsia 1,000 0 0 0
Orientia tsutsugamushi 3,654 1 (0.1) 0 1 (0.1)

Main Article

Page created: July 15, 2016
Page updated: July 15, 2016
Page reviewed: July 15, 2016
The conclusions, findings, and opinions expressed by authors contributing to this journal do not necessarily reflect the official position of the U.S. Department of Health and Human Services, the Public Health Service, the Centers for Disease Control and Prevention, or the authors' affiliated institutions. Use of trade names is for identification only and does not imply endorsement by any of the groups named above.