Vaccine effectiveness against SARS-CoV-2 infection or COVID-19 hospitalization with the Alpha, Delta, or Omicron SARS-CoV-2 variant: A nationwide Danish cohort …

MA Gram, HD Emborg, AB Schelde, NU Friis… - PLoS …, 2022 - journals.plos.org
Background The continued occurrence of more contagious Severe Acute Respiratory
Syndrome Coronavirus 2 (SARS-CoV-2) variants and waning immunity over time require …

Factors influencing estimated effectiveness of COVID-19 vaccines in non-randomised studies

JPA Ioannidis - BMJ Evidence-Based Medicine, 2022 - ebm.bmj.com
Non-randomised studies assessing COVID-19 vaccine effectiveness need to consider
multiple factors that may generate spurious estimates due to bias or genuinely modify …

Political trust and government performance in the time of COVID-19

C Ji, J Jiang, Y Zhang - World Development, 2024 - Elsevier
Governments around the world have exhibited markedly different levels of effectiveness in
handling the COVID-19 pandemic, and these variations have not been adequately …

Real-time forecasting of COVID-19 spread according to protective behavior and vaccination: autoregressive integrated moving average models

C Cheng, WM Jiang, B Fan, YC Cheng, YT Hsu… - BMC public health, 2023 - Springer
Background Mathematical and statistical models are used to predict trends in epidemic
spread and determine the effectiveness of control measures. Automatic regressive …

[HTML][HTML] Vaccine effectiveness of primary and booster COVID-19 vaccinations against SARS-CoV-2 infection in the Netherlands from July 12, 2021 to June 6, 2022: A …

AJ Huiberts, B de Gier, CE Hoeve, HE de Melker… - International Journal of …, 2023 - Elsevier
Objectives We estimated vaccine effectiveness (VE) of primary and booster vaccinations
against SARS-CoV-2 infection overall and in four risk groups defined by age and medical …

Do the vaccinated perform less distancing, mask wearing and hand hygiene? A test of the risk compensation hypothesis in a representative sample during the COVID …

PA Hall, G Meng, MN Sakib, ACK Quah, T Agar… - Vaccine, 2023 - Elsevier
The “risk compensation hypothesis” holds that vaccinated individuals may be less motivated
to protect themselves using other COVID-19 mitigation behaviors—eg, masking, distancing …

Modelling COVID-19 vaccination status and adherence to public health and social measures, Eastern Mediterranean Region and Algeria

Z Nikoloski, R Bain, MK Elzalabany… - Bulletin of the World …, 2022 - pmc.ncbi.nlm.nih.gov
Objective To study the link between coronavirus disease 2019 (COVID-19) vaccination
status and adherence to public health and social measures in Members of the Eastern …

Vaccine effectiveness against SARS-CoV-2 infection and COVID-19-related hospitalization with the Alpha, Delta and Omicron SARS-CoV-2 variants: a nationwide …

MA Gram, HD Emborg, AB Schelde, NU Friis… - medRxiv, 2022 - medrxiv.org
Background The continued occurrence of more contagious SARS-CoV-2 variants and
waning immunity over time require ongoing re-evaluation of the vaccine effectiveness (VE) …

[HTML][HTML] Human mobility increased with vaccine coverage and attenuated the protection of COVID-19 vaccination: A longitudinal study of 107 countries

LL Liang, HM Le, CY Wu, CY Sher… - Journal of Global …, 2023 - ncbi.nlm.nih.gov
Background The World Health Organization has raised concerns that vaccinated people
may reduce physical and social distancing more than necessary. With imperfect vaccine …

Optimal spatial evaluation of a pro rata vaccine distribution rule for covid-19

FM Castonguay, JC Blackwood, E Howerton, K Shea… - Scientific reports, 2023 - nature.com
Abstract The COVID-19 Vaccines Global Access (COVAX) is a World Health Organization
(WHO) initiative that aims for an equitable access of COVID-19 vaccines. Despite potential …