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Volume 18, Number 11—November 2012
Research
Seroprevalence of Antibodies against Chikungunya, Dengue, and Rift Valley Fever Viruses after Febrile Illness Outbreak, Madagascar
Norbert G. Schwarz1
, Mirko Girmann1, Njary Randriamampionona, Alexandra Bialonski, Deborah Maus, Anne Caroline Krefis, Christine Njarasoa, Jeanne Fleury Rajanalison, Herly Daniel Ramandrisoa, Maurice Lucien Randriarison, Jürgen May, Jonas Schmidt-Chanasit, and Raphael Rakotozandrindrainy
, Mirko Girmann1, Njary Randriamampionona, Alexandra Bialonski, Deborah Maus, Anne Caroline Krefis, Christine Njarasoa, Jeanne Fleury Rajanalison, Herly Daniel Ramandrisoa, Maurice Lucien Randriarison, Jürgen May, Jonas Schmidt-Chanasit, and Raphael Rakotozandrindrainy
Table 2
Signs and symptoms of pregnant women with IgG against CHIKV from Mananjary and Manakara, Madagascar, May–July 2010*
| Symptom/sign | No. (%) women with |
|
|---|---|---|
| IgG against CHIKV, n = 144 | IgG against DENV, n = 61 | |
| Fever | 107 (74) | 21 (34) |
| Joint pain and stiffness | 113 (78) | 22 (36) |
| Skin symptoms or rashes | 87 (60) | 19 (31) |
| Hip vibrations and pain | 84 (58) | 20 (33) |
| Stooped posture† | 77 (53) | 18 (30) |
| Conjunctivitis | 27 (18) | 9 (15) |
| Asymptomatic | 30 (21) | 39 (64) |
*CHIKV, chikungunya virus; DENV, dengue virus.
†Stooped posture refers to the posture that persons affected by strong joint and muscle pains adopt to relieve pain. The word “chikungunya” comes from the Makonde language spoken in southeast Tanzania and means “the one who bends up and curls like a drying leaf.”
1These authors contributed equally to this article.
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