[HTML][HTML] Efficacy, immunogenicity and safety of COVID-19 vaccines: a systematic review and meta-analysis

N Sharif, KJ Alzahrani, SN Ahmed, SK Dey - Frontiers in immunology, 2021 - frontiersin.org
There is a significant research gap in meta-analysis on the efficacy and safety of coronavirus
disease 2019 (COVID-19) vaccines. This study analyzed the efficacy of COVID-19 vaccines …

Seroprevalence of SARS-CoV-2 antibodies and associated factors in healthcare workers: a systematic review and meta-analysis

P Galanis, I Vraka, D Fragkou, A Bilali… - Journal of Hospital …, 2021 - Elsevier
Summary Background Healthcare workers (HCWs) represent a high-risk population for
infection with severe acute respiratory syndrome coronavirus-2 (SARS-CoV-2). Aim To …

Assessment of protection against reinfection with SARS-CoV-2 among 4 million PCR-tested individuals in Denmark in 2020: a population-level observational study

CH Hansen, D Michlmayr, SM Gubbels, K Mølbak… - The lancet, 2021 - thelancet.com
Background The degree to which infection with SARS-CoV-2 confers protection towards
subsequent reinfection is not well described. In 2020, as part of Denmark's extensive, free-of …

Effectiveness of adding a mask recommendation to other public health measures to prevent SARS-CoV-2 infection in Danish mask wearers: a randomized controlled …

H Bundgaard, JS Bundgaard… - Annals of internal …, 2021 - acpjournals.org
Background: Observational evidence suggests that mask wearing mitigates transmission of
severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2). It is uncertain if this …

The association of smoking status with SARS‐CoV‐2 infection, hospitalization and mortality from COVID‐19: a living rapid evidence review with Bayesian meta …

D Simons, L Shahab, J Brown, O Perski - Addiction, 2021 - Wiley Online Library
Aims To estimate the association of smoking status with rates of (i) infection,(ii)
hospitalization,(iii) disease severity and (iv) mortality from SARS‐CoV‐2/COVID‐19 disease …

[HTML][HTML] Acute and persistent symptoms in non-hospitalized PCR-confirmed COVID-19 patients

S Bliddal, K Banasik, OB Pedersen, J Nissen… - Scientific reports, 2021 - nature.com
Reports of persistent symptoms after hospitalization with COVID-19 have raised concern of a
“long COVID” syndrome. This study aimed at determining the prevalence of and risk factors …

Discordant neutralizing antibody and T cell responses in asymptomatic and mild SARS-CoV-2 infection

CJ Reynolds, L Swadling, JM Gibbons, C Pade… - Science …, 2020 - science.org
Understanding the nature of immunity following mild/asymptomatic infection with SARS-CoV-
2 is crucial to controlling the pandemic. We analyzed T cell and neutralizing antibody …

[HTML][HTML] SARS-CoV-2 exposure, symptoms and seroprevalence in healthcare workers in Sweden

AS Rudberg, S Havervall, A Månberg… - Nature …, 2020 - nature.com
SARS-CoV-2 may pose an occupational health risk to healthcare workers. Here, we report
the seroprevalence of SARS-CoV-2 antibodies, self-reported symptoms and occupational …

Risk of hospital admission with coronavirus disease 2019 in healthcare workers and their households: nationwide linkage cohort study

ASV Shah, R Wood, C Gribben, D Caldwell, J Bishop… - bmj, 2020 - bmj.com
Objective To assess the risk of hospital admission for coronavirus disease 2019 (covid-19)
among patient facing and non-patient facing healthcare workers and their household …

Smell and taste disorders in COVID-19: From pathogenesis to clinical features and outcomes

A Mastrangelo, M Bonato, P Cinque - Neuroscience Letters, 2021 - Elsevier
Patients with COVID-19 often complain of smell and taste disorders (STD). STD emerge
early in the course of the disease, seem to be more common in SARS-CoV-2 infection than …