Table 3.

Observational Studies That Identified Eastern Equine Encephalitis Virus in Targeted Human Populations (n = 12 Articles) Between 1948 and 2013 That Reported Positive Results for Exposure to Eastern Equine Encephalitis Virus

Geographical location	Year(s)	Human population sampled	Outcomes reported	References
North America
Caribbean
Dominican Republic	1948–1949	General population in areas surrounding an outbreak	Seroprevalence	Eklund et al. (1950)
	1978	General population	Seroprevalence	Calisher et al. (1979)
Jamaica	1963–1967	General population	Seroprevalence	Belle et al. (1980)
Jamaica	1975	General population	Seroprevalence	Rowe and King (1976)
Mexico
Mexico	1974	General population	Seroprevalence	Ruiz-Gomez and Espinosa (1981)
United States
Connecticut	1952–1953	At risk population—pheasant farmers/handlers	Seroprevalence	Liao (1955)
Florida	1970	Patients with signs of infections of the central nervous system	Case prevalence	Centers for Disease Control and Prevention (1970)
Massachusetts	1967–1976	General population	Seroprevalence, case prevalence	Grady et al. (1978)
Massachusetts	1979–2004	General population	Case prevalence	Hachiya et al. (2007)
Massachusetts	2012–2013	Blood donors	Seroprevalence	Leiby et al. (2014)
Mississippi	1989	General population	Seroprevalence	Letson et al. (1993)
New York	1966–1977	Patients with signs of infections of the central nervous system	Seroprevalence, case-fatality rate	Deibel et al. (1979)