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Table 1 Variables and moments of evaluation

From: A prospective cohort study to assess seroprevalence, incidence, knowledge, attitudes and practices, willingness to pay for vaccine and related risk factors in dengue in a high incidence setting

Information to be collected Moment of evaluation
Demographic and mobility variables and history of symptoms in the last months Baseline and every 4 months (visits 1, 2, 3 and 4).
Blood sampling for serological tests. Baseline and every 4 months (visits 1, 2, 3 and 4).
Housing characteristics including number of cohabitants Baseline
Infestation indexes Baseline and every 4 months (visits 1, 2, 3 and 4).
Revision of ovitraps Weekly, during a year since the baseline
Active febrile surveillance including blood sampling in febrile patients. Weekly, during a year since the baseline
Knowledge, attitudes and practices (KAP). Baseline
Questionnaire about willingness to pay for vaccine. Baseline