Results 21 to 30 of about 1,411,342 (269)

Optimal allocation of limited vaccine to minimize the effective reproduction number. [PDF]

open access: yesMath Biosci, 2021
We examine the problem of allocating a limited supply of vaccine for controlling an infectious disease with the goal of minimizing the effective reproduction number Re. We consider an SIR model with two interacting populations and develop an analytical expression that the optimal vaccine allocation must satisfy.
Rao IJ, Brandeau ML.
europepmc   +3 more sources

Incorporating testing volume into estimation of effective reproduction number dynamics. [PDF]

open access: yesJ R Stat Soc Ser A Stat Soc, 2023
Abstract Branching process inspired models are widely used to estimate the effective reproduction number—a useful summary statistic describing an infectious disease outbreak—using counts of new cases. Case data is a real-time indicator of changes in the reproduction number, but is challenging to work with because cases fluctuate due to ...
Goldstein IH, Wakefield J, Minin VM.
europepmc   +8 more sources

Practical considerations for measuring the effective reproductive number,Rt [PDF]

open access: yesPLOS Computational Biology, 2020
AbstractEstimation of the effective reproductive number,Rt, is important for detecting changes in disease transmission over time. During the COVID-19 pandemic, policymakers and public health officials are usingRtto assess the effectiveness of interventions and to inform policy.
Katelyn M. Gostic   +24 more
openaire   +13 more sources

The Dynamic Effective Reproductive Number of COVID-19 during the Epidemic in Iran

open access: yesIranian Journal of Public Health, 2022
Background: We aimed to determine the generation time, the best model for estimating reproduction number (R), and to estimate the basic reproduction number (R0) and effective reproduction number (Rt) for COVID-19 in Iran.
Amin Doosti-Irani   +6 more
doaj   +1 more source

Assessment of transmissibility and measures effectiveness of SARS in 8 regions, China, 2002-2003

open access: yesFrontiers in Cellular and Infection Microbiology, 2023
BackgroundSevere acute respiratory syndrome (SARS) is a form of atypical pneumonia which took hundreds of lives when it swept the world two decades ago.
Jia Rui   +14 more
doaj   +1 more source

On the Convexity of the Effective Reproduction Number

open access: yesJournal of Computational Biology, 2023
11 pages, 4 ...
Jhonatan Tavori, Hanoch Levy
openaire   +3 more sources

The Effective Reproduction Number of Pandemic Influenza [PDF]

open access: yesEpidemiology, 2010
Timely estimation of the transmissibility of a novel pandemic influenza virus was a public health priority in 2009.We extended methods for prospective estimation of the effective reproduction number (Rt) over time in an emerging epidemic to allow for reporting delays and repeated importations.
Tsang, T   +8 more
openaire   +4 more sources

Non-Parametric Model-Based Estimation of the Effective Reproduction Number for SARS-CoV-2

open access: yesAlgorithms, 2023
Describing viral outbreaks, such as the COVID-19 pandemic, often involves employing compartmental models composed of ordinary differential equation (ODE) systems.
Jacques Hermes   +3 more
doaj   +1 more source

Intensity of Territorial Marking Predicts Wolf Reproduction: Implications for Wolf Monitoring [PDF]

open access: yes, 2014
BACKGROUND: The implementation of intensive and complex approaches to monitor large carnivores is resource demanding, restricted to endangered species, small populations, or small distribution ranges.
García, Emilio J.   +2 more
core   +12 more sources

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