Fig. 2From: Evaluating and strengthening the health system of Curaҫao to improve its performance for future outbreaks of vector-borne diseasesComparison of two cut-off values to detect outbreak/epidemics. Reprinted from Syndromic Surveillance 2020 by the Department of Epidemiology and Research Unit Curaҫao, 2020. Note: Both methods use fever and rash as a proxy for DENV, CHIKV and ZIKV infectionBack to article page