The 9th IOIG took place in Reunion Island from July 31 to August 9, 2015. This sport event gathered approximatively 1 640 athletes, 2 000 volunteers and several thousand spectators from seven islands:Comoros, Madagascar, Maldives, Mauritius, Mayotte, Seychelles and Reunion.In response to the import risk of infectious diseases from these countries where some of them are endemics, the syndromic surveillance system, which captures 100% of all Emergency Department visits, was enhanced in order to detect any health event.
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