Chikungunya epidemic related mortality
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Date
2011-09-07Author
Manimunda, S.P.
Mavalankar, Dileep
Bandyopadhyay, Tathagata
Suguna, A.P.
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Port Blair, the capital city of the Union Territory of Andaman and Nicobar Islands in the
republic of India, witnessed an outbreak of chikungunya (CHIK) fever in 2006. Although no
deaths attributable to CHIK fever were registered, thousands of people were affected. In view of
evidence from other parts of the world indicating that CHIK fever does cause death we studied
the mortality trend in Port Blair from 2002 to 2008 in order to verify if there was increased
mortality during the CHIK fever epidemic. The expected number of monthly deaths in 2006
was calculated by multiplying the average monthly mortality rate from 2002 to 2008 (with the
exception of 2006) with the monthly population in 2006. The results indicated that there was a
significant increase in expected deaths during some months of 2006, which coincided with the
peak in the CHIK fever epidemic in Port Blair.
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