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. 2020 May 7;5(5):e002350. doi: 10.1136/bmjgh-2020-002350

Figure 2.

Figure 2

Studies included in the systematic review: cohort studies (n=2), cross-sectional studies (n=10), case series studies (n=8) and case reports (n=21 reported in 14 case report studies). Two cohort studies on ZIKV/CHIKV coinfections were conducted in Haiti (n=1) and Brazil (n=1). Ten cross-sectional studies were conducted in Brazil (n=6), Colombia (n=2), Nicaragua (n=1) and Peru (n=1). Eight case series were reported from Brazil (n=5), Ecuador (n=1) and Singapore (n=2). Twenty-one case reports were reported from Brazil (n=6), Colombia (n=6), Ecuador (n=3), Mexico (n=1), New Caledonia (n=3), Puerto Rico (n=1) and the USA (n=1). CHIKV, chikungunya virus; DENV, dengue virus; EBV, Epstein-Barr virus; HSV, herpes simplex virus; MAYV, Mayaro virus; ZIKV, Zika virus.