Spatial Repellents for Arbovirus Control

LONGITUDINAL SEROCONVERSION Individual Level Inclusion Criteria: * ≥ 2 years of age * plans to stay in study area for minimum of 12 months * resident of household or frequent visitor (\~20% of day hours in house/mo) Exclusion Criteria: * \< 2 years of age * temporary visitor to household * plans to leave study area within next 12 months FEBRILE SURVEILLANCE Household Level Inclusion Criteria: * adult head of households agree to health visits and census * individuals spend a minimum of 4hrs per week during the daytime hours or sleep in the house. Temporary residents can be included. Exclusion Criteria: * households where study personnel identify a security risk (i.e., site where drugs are sold, residents are always drunk or hostile) * sites where no residents spend time during the day (i.e., work 7d a week outside the home) FEBRILE SURVEILLANCE Individual Level Inclusion Criteria: * individual who spends a minimum of 4 hours per week within the household * ≥ 2 years of age * fever at the time of presentation or report of feverishness within the previous 24 hours or presenting with a rash, arthralgia, arthritis or non-purulent conjunctivitis (suspicion of Zika determined by project physician) Exclusion Criteria: * \<2 years of age * individuals who have spent less than 4 hours in the household during the week prior to illness ENTOMOLOGICAL MONITORING Household Level Inclusion Criteria: \* adult head of households agrees to survey Exclusion Criteria: \* proper…