Table 1.

Descriptions of parameters involved in system (1)

Parameters	Descriptions	Units
$\Lambda$	Immigration in class of susceptible population	Person day${}^{-1}$
${\beta }_1$	Contact rate of susceptible with symptomatic individuals	Person${}^{-1}$ day${}^{-1}$
	in absence of awareness programs
${\beta }_2$	Contact rate of susceptible with asymptomatic individuals	Person${}^{-1}$ day${}^{-1}$
	in absence of awareness programs
$c_{m_s}$	Efficacy of awareness programs to reduce the contact rate	–
	with symptomatic individuals via propagating awareness
	among susceptible individuals
$c_{m_a}$	Efficacy of awareness programs to reduce the contact rate	–
	with asymptomatic individuals via propagating awareness
	among susceptible individuals
p	Half saturation constant	Ads.
$\sigma$	Rate of incubation	Day${}^{-1}$
$1-a$	Fraction of exposed individuals	–
	showing clinical symptoms
${\beta }_a$	Rate of transfer of asymptomatic individuals	Day${}^{-1}$
	to symptomatic class
${\varphi }_s$	Rate of hospitalization of symptomatic individuals	Day${}^{-1}$
${\gamma }_a$	Quarantine rate of asymptomatic individuals	Ads.${}^{-1}$ day${}^{-1}$
	in presence of awareness programs
${\varphi }_h$	Recovery rate of quarantine individuals	Day${}^{-1}$
$\lambda$	Dissemination rate of awareness among susceptible individuals	Ads.${}^{-1}$ day${}^{-1}$
${\lambda }_0$	Rate of transfer of aware individuals to susceptible class	Day${}^{-1}$
${\nu }_h$	Recovery rate of hospitalized individuals	Day${}^{-1}$
${\alpha }_s$	Disease induced death rate of symptomatic individuals	Day${}^{-1}$
${\alpha }_h$	Disease induced death rate of hospitalized individuals	Day${}^{-1}$
d	Natural death rate of human population	Day${}^{-1}$
$\delta$	Rate of transfer of recovered individuals	Day${}^{-1}$
	to susceptible class due to immunity loss
r	Growth rate of broadcasting the information	Ads. person${}^{-1}$ day${}^{-1}$
$\theta$	Decay in advertisements due to increase	–
	in number of aware individuals
w	Half saturation constant	Persons
$r_0$	Diminution rate of advertisements	Day${}^{-1}$
	due to inefficacy and psychological barriers
$M_0$	Baseline number of social media advertisements	Ads.