Fig. 1

Screening and enrollment of patients with symptoms compatible with Zika infection in Tapachula, Chiapas (cohort Zik01. Mexico, 2016–2018). Description: Flow diagram showing screening and enrollment of study population 1 There were 40 (8.6%) participants on whom we did not have enough samples to rule out any of these infections (absence of Zika, chikungunya and dengue in available samples but missing data for at least two time points)