Table 1.

Disease burden of COVID‐19, zika, dengue, and chikungunya

Viral disease	Virus	Incubation Period (days)	First case in Pakistan	Cases in Pakistan	World‐wide cases	Fatality rate (%)	Reference
COVID‐19	SARS‐CoV‐2	2–14	2020	930,511	172,637,097 (2019–2021)	‐	[4, 6]
Chikungunya	positive‐sense single‐stranded RNA chikungunya virus	2–12	1983	3000 in 2016	146,914 in 2016	0.1	[5, 7, 8]
Dengue virus	Dengue Virus Serotypes (DEN1, DEN2, DEN3, DEN4)	3–14	1994	103,272 (2015–2020)	390 million every year	<1	[5, 10]
Zika virus	Virus transmitted by Aedes mosquitoes	3–14	1983	No cases in 2020	84,276 (2016–2019)	8.3	[11, 12]