The main aim of this study was to identify the proportion of
asymptomatic DENV infection in localities of Delhi. On the basis of
our data, we estimated the proportion to be 63% among individuals
of all 18 localities of Delhi. The risk of acquiring DENV infection is
significantly higher in residents of low income group as compared
to medium income groups and high income groups of Delhi. Our
findings suggests that 10.6% of the total population screened confered
DENV infection either primary or secondary. On the basis of
these results, we canhypothesize theunestimateddengue infection
shouldered by 1.6 million people residing in Delhi.
This study facilitated collection of clinical information and rapid
detection of DENV infection in Delhi metropolitan area. The results
of this study can be helpful in planning and implementing adequate
preventative measures against DENV infection in the city of
Delhi. There is a need for further study to demonstrate the role
of asymptomatic dengue infection in transmission of DENV in the
communi