Abstract
Data collected by the GeoSentinel Surveillance Network for 1,415 ill travelers returning from Indian Ocean islands during 1997–2010 were analyzed. Malaria (from Comoros and Madagascar), acute nonparasitic diarrhea, and parasitoses were the most frequently diagnosed infectious diseases. An increase in arboviral diseases reflected the 2005 outbreak of chikungunya fever.
Highlights
Data collected by the GeoSentinel Surveillance Network for 1,415 ill travelers returning from Indian Ocean islands during 1997–2010 were analyzed
One case of P. ovale malaria was reported from Mauritius in a person who had previously traveled to Cameroon
Business travelers had a higher proportion of respiratory-transmitted diseases (1.9% vs. 12.3%, p
Summary
Data collected by the GeoSentinel Surveillance Network for 1,415 ill travelers returning from Indian Ocean islands during 1997–2010 were analyzed. Demographics, travel characteristics, and individual medical data were obtained from travelers to Comoros (including Mayotte), Madagascar, Maldives, Mauritius, Réunion Island, and Seychelles during March 1, 1997–December 31, 2010. The proportion of mosquito-transmitted diseases was higher among travelers to Comoros than among other travelers (80.2% vs 10.0%, p = 0.006).
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