Browsing COVID-19 Research by Title
Now showing items 229-248 of 778
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Diversification and hedging strategies of green bonds in financial asset portfolios during the COVID-19 pandemic
( Routledge , 2023 , Article)In this paper, we investigate whether investors can reap potential diversification or hedging benefits from holding green bonds in a portfolio containing a conventional financial asset during the COVID-19 pandemic. Using ... -
DL-CRC: Deep learning-based chest radiograph classification for covid-19 detection: A novel approach
( Institute of Electrical and Electronics Engineers Inc. , 2020 , Article)With the exponentially growing COVID-19 (coronavirus disease 2019) pandemic, clinicians continue to seek accurate and rapid diagnosis methods in addition to virus and antibody testing modalities. Because radiographs such ... -
Do changes in ace-2 expression affect sars-cov-2 virulence and related complications: A closer look into membrane-bound and soluble forms
( MDPI , 2021 , Article Review)The SARS-CoV-2 virus utilizes angiotensin converting enzyme (ACE-2) for cell entry and infection. This enzyme has important functions in the renin-angiotensin aldosterone system to preserve cardiovascular function. In ... -
Do inflammasome impact COVID-19 severity?
( Springer , 2021 , Article Review)COVID-19 pandemic has proven to be a dramatic challenge, introducing huge clinical differences that demand extensive investigations. Severe and critical patients may present coagulopathies and microthrombi, which results ... -
Do preexisting antibodies against seasonal coronaviruses have a protective role against SARS-CoV-2 infections and impact on COVID-19 severity?
( Elsevier , 2022 , Other)Because of the emergence of coronavirus disease 2019 (COVID-19), caused by the novel severe acute respiratory syndrome coronavirus (SARS-CoV-2), many questions remain unresolved regarding the abundance of cross-reactivity ... -
Does colchicine reduce mortality in patients with COVID-19 clinical syndrome? An umbrella review of published meta-analyses
( Elsevier , 2023 , Article)BackgroundDespite significant improvements in both treatment and prevention strategies, as well as multiple commissioned reviews, there remains uncertainty regarding the survival benefit of repurposed drugs such as colchicine ... -
Does COVID-19 pandemic spur digital business transformation? Evidence from selected MENA countries
( Emerald Publishing Limited , 2023 , Article)Purpose: In the light of high reliance on digital technology to mitigate the consequences of the coronavirus disease 2019 (COVID-19) pandemic and its containment measures, this study investigates the factors influencing ... -
Doing interprofessional research in the COVID-19 era: a discussion paper
( Taylor and Francis Ltd. , 2020 , Article)The COVID-19 pandemic, and ensuing physical distancing measures, poses challenges for researchers in the field of interprofessional care. Pandemic management has highlighted the centrality of interprofessional working to ... -
The double-edged sword of social media usage during the COVID-19 pandemic: demographical and cultural analyses
( Emerald Publishing , 2022 , Article)Purpose: This exploratory research aims to (1) investigate the bright and dark sides of social media use during the COVID-19 pandemic; (2) explore the impact of demographic factors on social media usage; and (3) assess the ... -
Double-zero-event studies matter: A re-evaluation of physical distancing, face masks, and eye protection for preventing person-to-person transmission of COVID-19 and its policy impact
( Elsevier , 2021 , Other)In a recent timely systematic review, Chu et al. [1] assessed the effectiveness of face masks, eye protection, and physical distancing for preventing COVID-19. Because the sample sizes are not large, especially in some ... -
Drive-up INR testing and phone-based consultations service during COVID-19 pandemic in a pharmacist-lead anticoagulation clinic in Qatar: Monitoring, clinical, resource utilization, and patient- oriented outcomes
( Wiley , 2021 , Article)Background: Coronavirus disease 2019 (COVID-19) pandemic has resulted in unprecedented pressure on healthcare systems and led to widespread utilization of telemedicine or telehealth services. Combined with teleclinics, ... -
Duration of COVID-19 mRNA Vaccine Effectiveness against Severe Disease
( MDPI , 2022 , Article)Waning immunity following administration of mRNA-based COVID-19 vaccines remains a concern for many health systems. We undertook a study to determine if recent reports of waning for severe disease could have been attributed ... -
Duration of immune protection of SARS-CoV-2 natural infection against reinfection.
( Oxford University Press , 2022 , Article)The future of the SARS-CoV-2 pandemic hinges on virus evolution and duration of immune protection of natural infection against reinfection. We investigated duration of protection afforded by natural infection, the effect ... -
Duration of mRNA vaccine protection against SARS-CoV-2 Omicron BA.1 and BA.2 subvariants in Qatar.
( Nature Research , 2022 , Article)SARS-CoV-2 Omicron BA.1 and BA.2 subvariants are genetically divergent. We conducted a matched, test-negative, case-control study to estimate duration of protection of the second and third/booster doses of mRNA COVID-19 ... -
Dynamics of Anti-S IgG Antibodies Titers after the Second Dose of COVID-19 Vaccines in the Manual and Craft Worker Population of Qatar
( Multidisciplinary Digital Publishing Institute (MDPI) , 2023 , Article)There is limited seroepidemiological evidence on the magnitude and long-term durability of antibody titers of mRNA and non-mRNA vaccines in the Qatari population. This study was conducted to generate evidence on long-term ... -
Dysregulation of angiotensin converting enzyme 2 expression and function in comorbid disease conditions possibly contributes to coronavirus infectious disease 2019 complication severity
( American Society for Pharmacology and Experimental Therapy , 2021 , Article Review)ACE2 has emerged as a double agent in the COVID-19 ordeal, as it is both physiologically protective and virally conducive. The identification of ACE2 in as many as 72 tissues suggests that extrapulmonary invasion and damage ... -
An Early Warning Tool for Predicting Mortality Risk of COVID-19 Patients Using Machine Learning
( Springer , 2021 , Article)COVID-19 pandemic has created an extreme pressure on the global healthcare services. Fast, reliable, and early clinical assessment of the severity of the disease can help in allocating and prioritizing resources to reduce ... -
The Economic Impact of Optimizing a COVID-19 Management Protocol in Pre-Existing Cardiovascular Disease Patients
( Elsevier , 2022 , Article)This study answers the question of whether the health care costs of managing COVID-19 in preexisting cardiovascular diseases (CVD) patients increased or decreased as a consequence of evidence-based efforts to optimize the ... -
Editorial: Between antiquity and modernity in sustainability management research: reflections from MSAR board members
( Emerald Publishing Limited , 2022 , Article)Despite the seemingly diverse Arab countries, there are elements of commonality and homogeneity in culture and tradition and, hence, using deductive reasoning, we can objectively claim that there is what we can call an ... -
Editorial: COVID-19 pandemic, food behaviour and consumption patterns
( Frontiers Media S.A. , 2022 , Other)With already 600 million confirmed cases of COVID-19 and over 6 million recorded deaths, the Coronavirus Disease 2019 (COVID-19), detected in Wuhan (China) in late 2019, is nowadays one of the most pressing global challenges ...