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Full-Text Articles in Medicine and Health Sciences

Simulating Influenza Epidemics With Waning Vaccine Immunity, Chun-Miin Chen, Alia C. Stanciu Sep 2021

Simulating Influenza Epidemics With Waning Vaccine Immunity, Chun-Miin Chen, Alia C. Stanciu

Faculty Journal Articles

In this study, we simulate an influenza epidemic that considers the effects of waning immunity by fitting epidemiological models to CDC secondary historical data aggregated on a weekly basis, and derive the transmission rates at which susceptible individuals become infected over the course of the influenza season. Using a system of differential equations, we define four groups of individuals in a population: susceptible, vaccinated, infected, and recovered. We show that a larger number of initially infected individuals might not only bring the influenza season to an end sooner but also reduce the epidemic size. Moreover, any influenza virus that entails …


Unintended Consequences Of Air Cleaning Chemistry, Douglas B. Collins, Delphine K. Farmer Aug 2021

Unintended Consequences Of Air Cleaning Chemistry, Douglas B. Collins, Delphine K. Farmer

Faculty Journal Articles

Amplified interest in maintaining clean indoor air associated with the airborne transmission risks of SARS-CoV-2 have led to an expansion in the market for commercially available air cleaning systems. While the optimal way to mitigate indoor air pollutants or contaminants is to control (remove) the source, air cleaners are a tool for use when absolute source control is not possible. Interventions for indoor air quality management include physical removal of pollutants through ventilation or collection on filters and sorbent materials, along with chemically reactive processes that transform pollutants or seek to deactivate biological entities. This perspective intends to highlight the …


Employment Security In Egypt In Light Of The Covid-19 Pandemic: Rethinking Policies And Practices, Heba M. Khalil, Kareem Megahed Jan 2021

Employment Security In Egypt In Light Of The Covid-19 Pandemic: Rethinking Policies And Practices, Heba M. Khalil, Kareem Megahed

Faculty Journal Articles

Crises such as COVID-19’s have inequitable impacts on different countries, various population groups and diverse sectors of society and the economy. Areas of work and employment were met with a lot of challenges worldwide, and in particular in countries like Egypt with a large sector of vulnerable and precarious workers. This policy paper addresses the question of employment security both in response to crises such as COVID-19, and on the long term. To do so, the research maps ‘vulnerable work’, including informal labor, labor in the gig economy, self-employed and other types of precarious work. It then assesses Egypt’s policy …


Executive Summary- Social Protection In Egypt: Mitigating The Socio-Economic Effects Of The Covid-19 Pandemic On Vulnerable Employment, Dina Makram-Ebeid, Amr Adly, Nadine Sika, Hania M Sholkamy, Samer Atallah Jan 2021

Executive Summary- Social Protection In Egypt: Mitigating The Socio-Economic Effects Of The Covid-19 Pandemic On Vulnerable Employment, Dina Makram-Ebeid, Amr Adly, Nadine Sika, Hania M Sholkamy, Samer Atallah

Faculty Journal Articles

This is the executive summary of an interdisciplinary project between the fields of development economics, political economy, labor sociology, development anthropology and public health. It reviews the social protection available to vulnerable employees and their households in Egypt and suggests ways to adapt them in light of the COVID 19 pandemic. The research focuses on four areas a) employment security b) social assistance c) health insurance d) gendered mitigations. The project will map the impact of the crisis on vulnerable employees and their households and propose policy interventions to alleviate the socio-economic effects of the pandemic through the publication of …


The Need To Incorporate Communities In Compartmental Models, Michael J. Kane, Owais Gilani Jan 2021

The Need To Incorporate Communities In Compartmental Models, Michael J. Kane, Owais Gilani

Faculty Journal Articles

Tian et al. provide a framework for assessing population- level interventions of disease outbreaks through the construction of counterfactuals in a large-scale, natural experiment assessing the efficacy of mild, but early interventions compared to delayed interventions. The technique is applied to the recent SARS-CoV-2 outbreak with the population of Shenzhen, China acting as the mild-but-early treatment group and a combination of several US counties resembling Shenzhen but enacting a delayed intervention acting as the control. To help further the development of this framework and identify an avenue for further enhancement, we focus on the use and potential limitations of compartmental …