Japanese encephalitis virus antibody among normal individuals of Dibrugarh area, upper Assam.

ABSTRACT

In a hospital based study in Dibrugarh upper Assam carried out over a period of one year, 250 normal individuals, were screened for antibody to Japanese encephalitis Virus. 44 individuals (17.6%) showed antibody to JE virus. The highest numbers were found in July and August, each 40%, and lowest in January (4%). The ratio of apparent to inapparent infection in this study was found to be 9.1 100, which is lower than reported in Assam earlier, but slightly higher than predicted for India as a whole.