COVID-19 Infl uencing Factors on Transmission and Incidence RatesValidation Analysis

Coronavirus disease has caused devasting effect so far which has put every
nation in difficult situations in multiple ways. The pandemic has affected every
business globally right from small, medium to large establishments collapsing the
world economy. The major impact COVID has caused is restricting movement and
travel that has heavily affected the international business and tourism showing
predicted revenue loss of -810.7 bn USD in 2020 [1]. While the global COVID cases
are increasing at an exceptional rate, normal life has got disrupted with many
businesses have totally shut down in many cities and most countries are likely to
experience economic recession [2,3].
The pandemic is caused by coronavirus group of RNA virus which is a novel strain
(nCoV-2) of SARS-CoV-2 causing severe respiratory diseases in humans [4,5].
There were many epidemics and pandemics reported from 1918 to 2009 causing
millions of deaths globally which most of them belong to virus origin (Figures 1 &
2). In December 2019 nCoV-2 was identified causing a global crisis spreading the
disease outbreak globally, hence WHO has announced the COVID-19 as pandemic
in March 2020.