Browsing COVID-19 Research by Publisher "Elsevier"
Now showing items 21-40 of 108
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COVID-19, cryptocurrencies bubbles and digital market efficiency: sensitivity and similarity analysis
( Elsevier , 2022 , Article)This paper compares the degree of cryptocurrency market efficiency during the pre- and post COVID-19 pandemic with the bubble and non-bubble periods of cryptocurrency markets. Furthermore, it examines and clusters eighteen ... -
Decreased number of acute appendicitis cases in pediatric population during the COVID-19 pandemic: Any link?
( Elsevier , 2020 , Article)The reasons behind the decrease in AA frequency during the COVID-19 pandemic remain unclear. Some authors have proposed that milder forms can be treated conservatively at home [15] or using antibiotics. Snapiri et al. also ... -
Designing evaluation framework for the empirical assessment of COVID-19 mobile apps in Pakistan
( Elsevier , 2022 , Article)The significant proliferation in the mobile health applications (Apps) amidst Coronaviruses disease 2019 (COVID-19) resulted in decision making problems for healthcare professionals, decision makers and mobile users in ... -
Distance learning as emergency remote teaching vs. traditional learning for accounting students during the COVID-19 pandemic: Cross-country evidence
( Elsevier , 2022 , Article)The main objective of the current study is to examine the perspectives of undergraduate accounting students on the transition to distance learning (DL) as emergency remote learning from traditional learning (TL) during the ... -
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 ... -
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 ... -
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 ... -
Effectiveness of influenza vaccination against SARS-CoV-2 infection among healthcare workers in Qatar
( Elsevier , 2023 , Article)BackgroundSome studies have reported that influenza vaccination is associated with lower risk of severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) infection and/or coronavirus disease 2019 (COVID-19) morbidity ... -
Effectiveness of mRNA booster doses against the omicron variant
( Elsevier , 2022 , Other)Since its emergence in November, 2021, the omicron (B.1.1.529) variant of SARS-CoV-2 has rapidly spread and quickly overtaken the delta (B.1.617.2) variant as the most common cause of infection.1 Due to numerous spike ... -
Effectiveness of the neutralizing antibody sotrovimab among high-risk patients with mild-to-moderate SARS-CoV-2 in Qatar
( Elsevier , 2022 , Article)ObjectivesTo estimate the real-world effectiveness of sotrovimab against severe, critical, or fatal COVID-19 in Qatar at a time in which most SARS-CoV-2 incidences occurred due to the BA.2 Omicron subvariant. MethodsWe ... -
Effectiveness of two and three doses of COVID-19 mRNA vaccines against infection, symptoms, and severity in the pre-omicron era: A time-dependent gradient
( Elsevier , 2024 , Article)BackgroundVaccines were developed and deployed to combat severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) infection. This study aimed to characterize patterns in the protection provided by the BNT162b2 and ... -
Effects of COVID-19 pandemic on household food waste behaviour in Iran
( Elsevier , 2022 , Article)This research aims to determine the influence of COVID-19 on consumer knowledge, attitudes, and behaviours related to food waste in Iran. From April 24 to May 24, 2020, an online survey was conducted in Iran with a standard ... -
Efficacy and safety of tocilizumab in COVID-19 patients: a living systematic review and meta-analysis
( Elsevier , 2021 , Article)ObjectivesCytokine release syndrome with elevated interleukin-6 (IL-6) levels is associated with multiorgan damage and death in severe coronavirus disease 2019 (COVID-19). Our objective was to perform a living systematic ... -
Efficacy and safety of tocilizumab in COVID-19 patients: a living systematic review and meta-analysis, first update
( Elsevier , 2021 , Article)ObjectivesCytokine release syndrome with elevated interleukin-6 (IL-6) levels is associated with multiorgan damage and death in severe coronavirus disease 2019 (COVID-19). Our objective was to update the data in a living ... -
Efficacy of chloroquine and hydroxychloroquine in treating COVID-19 infection: A meta-review of systematic reviews and an updated meta-analysis
( Elsevier , 2021 , Article)To synthesize findings from systematic reviews and meta-analyses on the efficacy and safety of chloroquine (CQ) and hydroxychloroquine (HCQ) with or without Azithromycin for treating COVID-19, and to update the evidence ... -
Enhancing the sensitivity of rapid antigen detection test (RADT) of different SARS-CoV-2 variants and lineages using fluorescence-labeled antibodies and a fluorescent meter
( Elsevier , 2023 , Article)RT-qPCR is considered the gold standard for diagnosis of COVID-19; however, it is laborious, time-consuming, and expensive. RADTs have evolved recently as relatively inexpensive methods to address these shortcomings, but ... -
Estimates of global SARS-CoV-2 infection exposure, infection morbidity, and infection mortality rates in 2020
( Elsevier , 2021 , Article)We aimed to estimate, albeit crudely and provisionally, national, regional, and global proportions of respective populations that have been infected with SARS-CoV-2 in the first year after the introduction of this virus ... -
Et-moone and marketing relationship governance: The effect of digital transformation and ICT during the COVID-19 pandemic
( Elsevier , 2021 , Article)This study aims to examine the drivers and impact of et-moone on relational governance within B2B relationships in the Arab Asian region. Building on commitment and trust theory, this study proposes how et-moone could be ... -
Exploring the effect of image enhancement techniques on COVID-19 detection using chest X-ray images
( Elsevier , 2021 , Article)Computer-aided diagnosis for the reliable and fast detection of coronavirus disease (COVID-19) has become a necessity to prevent the spread of the virus during the pandemic to ease the burden on the healthcare system. Chest ...