Volume 20, Number 8—August 2014
Dispatch
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
, 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
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) |
*+, positive; −, negative.
†The denominator is represented by the total study population.
‡The denominator is represented by the number of individuals in each category.
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