Chikungunya Virus Infection in Pre-Covid-19 and Covid-19 Era; an Observation from a Tertiary Care Hospital, the State of Uttar Pradesh

This study determined the impact of the covid-19 pandemic on CHIKV (Chikungunya virus) infection, data of cases that were referred for anti-Chikungunya IgM from1st January 2018 to 31st December 2021 (four years) was analyzed retrospectively. A total of 8822 serum samples were tested of which 3125 (35.42%) were positive. Per cent positivity in Pre-covid-19 and covid-19 era was 36.5% and 33.5% respectively. Cases presenting with Acute Febrile illness had significantly lower positivity in covid time (31.11%) than pre-covid-19 time (45.29%). Finding of this study revealed a decrease in cases of CHIKV (Chikungunya virus) infection during the covid-19 pandemic.