Browsing Research Units by Subject "COVID-19"
Now showing items 1-20 of 102
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Analyzing the Role of Government in the Management and Planning of Tourism Crisis; A Case Study of the COVID-19 Crisis
( Gulf Studies center - College of Arts & Sciences - Qatar University , 2020 , Conference Paper)The tourism planning and management is a collective action in which different actors of governmental and non-governmental organizations and institutions are involved. It is necessary to manage this phenomenon both during ... -
ANN-Based traffic volume prediction models in response to COVID-19 imposed measures
( Elsevier , 2022 , Article)Many countries around the globe have imposed several response measures to suppress the rapid spread of the COVID-19 pandemic since the beginning of 2020. These measures have impacted routine daily activities, along with ... -
Antibiotics Prescribing in Intensive Care Settings during the COVID-19 Era: A Systematic Review
( MDPI , 2021 , Article)The prevalence of patients admitted to intensive care units (ICUs) with SARS-CoV-2 infection who were prescribed antibiotics is undetermined and might contribute to the increased global antibiotic resistance. This ... -
Antibody-Dependent Enhancement (ADE) and the role of complement system in disease pathogenesis
( Elsevier Ltd , 2022 , Article Review)Antibody-dependent enhancement (ADE) has been associated with severe disease outcomes in several viral infections, including respiratory infections. In vitro and in vivo studies showed that antibody-response to SARS-CoV ... -
Antiviral activity of glucose-derived reactive metabolite, methylglyoxal against severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2)
( Hamad bin Khalifa University Press (HBKU Press) , 2022 , Article)Background: The ongoing coronavirus disease 2019 (COVID-19) pandemic has resulted in a global health emergency. With incomplete vaccination and incomplete protection of the vaccinated population, there remains an urgent ... -
Association between lifestyle factors and COVID-19: findings from Qatar Biobank
( preprints , 2023 , Article)Coronavirus Disease 2019 (COVID-19) exhibits a significant variation in presentation of symptoms ranging from mild to severe life-threatening symptoms, including death. COVID-19 infection susceptibility has been linked ... -
The Association between Lifestyle Factors and COVID-19: Findings from Qatar Biobank.
( MDPI , 2024 , Article)Coronavirus Disease 2019 (COVID-19) manifestations range from mild to severe life-threatening symptoms, including death. COVID-19 susceptibility has been associated with various factors, but studies in Qatar are limited. ... -
Association Between Periodontitis and COVID-19
( Springer Nature , 2024 , Article)Purpose of Review: Periodontitis has been linked to various systemic diseases and conditions. Given their shared comorbidities, extensive research has been carried out to explore the link between periodontitis and COVID-19. ... -
Attitudes and beliefs regarding the use of herbs and supplementary medications with COVID-19: A systematic review
( Elsevier , 2022 , Article)Background and aimThere is growing interest in using herbs and supplementary medications to treat and/or prevent COVID-19, evidenced by multiple reports exploring their effectiveness and safety. From a health psychology ... -
Autonomous Drones: A Game Changer in Lightweight Delivery Services
( UC Regents , 2022 , Other)Imagine, you placed an order online and received it in minutes. This is the future of drone delivery services. Customers can track the drone during its delivery trip via apps like Uber car. Some cities and even rural areas ... -
BNT162b2 and mRNA-1273 COVID-19 vaccine effectiveness against the SARS-CoV-2 Delta variant in Qatar.
( Nature Researc , 2021 , Article)With the global expansion of the highly transmissible SARS-CoV-2 Delta (B.1.617.2) variant, we conducted a matched test-negative case-control study to assess the real-world effectiveness of COVID-19 messenger RNA vaccines ... -
BNT162b2 antigen dose and SARS-CoV-2 omicron infection in adolescents
( Elsevier , 2023 , Other)COVID-19 vaccine antigen dose might affect protection against SARS-CoV-2 infection,1, 2 but direct evidence to quantify this effect is absent. We conducted a matched, retrospective, cohort study using a regression ... -
Can commercial automated immunoassays be utilized to predict neutralizing antibodies after SARS-CoV-2 infection? A comparative study between three different assays.
( IMR , 2021 , Article)Background: High-throughput assays that can infer neutralizing activity against SARS-CoV-2 are of great importance for assessing the immunity induced by natural infection and COVID-19 vaccines. We aimed to evaluate the ... -
Case studies on COVID-19 and environment
( Elsevier , 2021 , Book chapter)Coronavirus drastically changes people's travel behavior all over the world. This study aims to investigate the effect of people's adaptive travel behavior on greenhouse gas (GHG) emission in south Asian countries. We ... -
Changes in air quality during the first-level response to the COVID-19 pandemic in Shanghai Municipality, China
( MDPI , 2020 , Article)Ongoing rapid urban population growth world-wide has led to serious environmental problems that affect ecosystems and also lower the security and happiness of urban residents about their living environment. The most ... -
Characterizing the effective reproduction number during the COVID-19 pandemic: Insights from Qatar’s experience
( International Society of Global Health , 2022 , Article)Background: The effective reproduction number, Rt, is a tool to track and understand epidemic dynamics. This investigation of Rt estimations was conducted to guide the national COVID-19 response in Qatar, from the onset ... -
Colorimetry-Based Detection of Biomarkers in Exhaled Breath for Predicting COVID-19 Disease
( Qatar University Press , 2021 , Poster)Exhaled breath is the biological medium that carries relevant medical information and can be used to analyse biomarkers characteristic for detecting abnormal health status. Thus, by systematically analysing the interaction ... -
COVID-19 and Migrant Workers in the Gulf
( Gulf Studies center - College of Arts & Sciences - Qatar University , 2020 , Conference Paper)As the global COVID-19 crisis unfolds, the Gulf countries faces an unprecedent challenge of containing the spread of the virus among the non-national residents. Since migrants in Gulf countries live primarily in labour ... -
COVID-19 Disease Severity in Persons Infected with Omicron BA.1 and BA.2 Sublineages and Association with Vaccination Status
( American Medical Association , 2022 , Other)[No abstract available] -
COVID-19 risk score as a public health tool to guide targeted testing: A demonstration study in Qatar
( Public Library of Science , 2022 , Article)We developed a Coronavirus Disease 2019 (COVID-19) risk score to guide targeted RTPCR testing in Qatar. The Qatar national COVID-19 testing database, encompassing a total of 2,688,232 RT-PCR tests conducted between February ...