title: Investigation of an outbreak of Japanese encephalitis in Rourkela City (Orissa) during 1989.
abstract: An outbreak of Japanese encephalitis (JE) was reported from Rourkela city for the first time in September-November 1989. 41 cases and 15 deaths occurred with a case fatality rate of 36.6 per cent. Most of the cases (66 per cent) were in the age group of 5-19 years. There was no case under 5 years. Female-male ratio of cases was 1:1.7. Serological examination of convalescent cases showed JE specific IgM indicating strong evidence of recent JE infection. Large number of pigs were seen in the affected areas.
authors.affiliation: All India Institute of Hygiene & Public Health, Calcutta.
authors.forename: A
authors.initials: A
authors.lastname: Vajpayee
authors.forename: M K
authors.initials: MK
authors.lastname: Mukherjee
authors.forename: A K
authors.initials: AK
authors.lastname: Chakraborty
authors.forename: M S
authors.initials: MS
authors.lastname: Chakraborty
mesh_terms: D000293:Adolescent; D000328:Adult; D002648:Child; D002675:Child, Preschool; D004196:Disease Outbreaks / Q000517:prevention & control; D004672:Encephalitis, Japanese / Q000453:epidemiology* / Q000517:prevention & control; D005260:Female; D006801:Humans; D007194:India / Q000453:epidemiology; D008297:Male; D012189:Retrospective Studies; D013997:Time Factors