9 Mathematical modeling of the transmission dynamics of novel coronavirus: an India-specific study

2021 ◽  
pp. 151-168
Author(s):  
Anupriya Pandey ◽  
Pragya Katyayan ◽  
Nisheeth Joshi
Author(s):  
Kenji Mizumoto ◽  
Gerardo Chowell

AbstractAn outbreak of COVID-19 developed aboard the Princess Cruises Ship during January-February 2020. Using mathematical modeling and time-series incidence data describing the trajectory of the outbreak among passengers and crew members, we characterize how the transmission potential varied over the course of the outbreak. Our estimate of the mean reproduction number in the confined setting reached values as high as ∼11, which is higher than mean estimates reported from community-level transmission dynamics in China and Singapore (approximate range: 1.1-7). Our findings suggest that Rt decreased substantially compared to values during the early phase after the Japanese government implemented an enhanced quarantine control. Most recent estimates of Rt reached values largely below the epidemic threshold, indicating that a secondary outbreak of the novel coronavirus was unlikely to occur aboard the Diamond Princess Ship.


Author(s):  
Tao Liu ◽  
Jianxiong Hu ◽  
Min Kang ◽  
Lifeng Lin ◽  
Haojie Zhong ◽  
...  

2021 ◽  
Vol 2 (1) ◽  
pp. 13-19
Author(s):  
Ervin Mawo Banni ◽  
Maria A Kleden ◽  
Maria Lobo ◽  
Meksianis Zadrak Ndii

Malaria is transmitted via a bite of mosquitoes and it is dangerous if it is not properly treated. Mathematical modeling can be formulated to understand the disease transmission dynamics. In this paper, a mathematical model with an awareness program has been formulated and the reproduction number has been estimated against the data from Weeluri Health Center, Mamboro District, Central Sumba. The calculation showed that the reproduction number is R0 = 1.2562. Results showed that if the efficacy of the awareness program is lower than 20%, the reproduction number is still above unity. If the efficacy of the awareness program is higher than 20%, the reproduction number is lower than unity. This implies that the efficacy of awareness programs is the key to the success of Malaria eradication.


Author(s):  
Umar T. Mustapha ◽  
Salihu S. Musa ◽  
Muhammad A. Lawal ◽  
Aliyu Abba ◽  
Evren Hincal ◽  
...  

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