Co-circulation of Dengue and Chikungunya Viruses, Al Hudaydah, Yemen, 2012
Giovanni Rezza

, Gamal El-Sawaf, Giovanni Faggioni, Fenicia Vescio, Ranya Al Ameri, Riccardo De Santis, Ghada Helaly, Alice Pomponi, Dalia Metwally, Massimo Fantini, Hussein Qadi, Massimo Ciccozzi, and Florigio Lista
Author affiliations: Istituto Superiore di Sanità, Rome, Italy (G. Rezza, F. Vescio, M. Ciccozzi); Alexandria University, Alexandria, Egypt (G. El-Sawaf, G. Helaly, D. Metwally); Army Medical and Veterinary Research Center, Rome (G. Faggioni, R. De Santis, A. Pomponi, F. Lista); University of Sana’a, Yemen (R. Al Ameri, H. Qadi); University of Rome Tor Vergata, Rome (M. Fantini)
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Table 1
Dengue virus–positive study participants by diagnostic category, Al Hudaydah, Yemen, 2012*
Study participants |
No. (%) participants by diagnostic category, infection history
|
IgM+/PCR−, recent infection |
PCR+/IgM−, acute infection |
IgM+/PCR+, acute infection |
IgM+ and/or PCR+, acute or recent infection |
IgM−/PCR−, no acute or recent infection |
Total |
Total† |
61 (15.2) |
44 (11.0) |
11 (2.7) |
116 (29.0) |
284 (71.0) |
400 (100.0) |
Positive for dengue virus IgG‡ |
48 (78.7) |
22 (50.0) |
6 (54.5) |
76 (65.5) |
214 (75.3) |
290 (72.5) |
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Page updated: July 18, 2014
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