[HTML][HTML] Risk factors of severe COVID-19: a review of host, viral and environmental factors

L Zsichla, V Müller - Viruses, 2023 - mdpi.com
The clinical course and outcome of COVID-19 are highly variable, ranging from
asymptomatic infections to severe disease and death. Understanding the risk factors of …

[HTML][HTML] Recent developments in frailty identification, management, risk factors and prevention: A narrative review of leading journals in geriatrics and gerontology

E Dent, P Hanlon, M Sim, J Jylhävä, Z Liu… - Ageing Research …, 2023 - Elsevier
Frailty is an age-related clinical condition characterised by an increased susceptibility to
stressors and an elevated risk of adverse outcomes such as mortality. In the light of global …

[HTML][HTML] Frailty impacts immune responses to Moderna COVID-19 mRNA vaccine in older adults

CT Semelka, ME DeWitt, MW Blevins, BC Holbrook… - Immunity & …, 2023 - Springer
Background Immune responses to COVID-19 mRNA vaccines have not been well
characterized in frail older adults. We postulated that frailty is associated with impaired …

Two years with COVID-19: the Electronic Frailty Index identifies high-risk patients in the Stockholm GeroCovid Study

JKL Mak, M Eriksdotter, M Annetorp, R Kuja-Halkola… - Gerontology, 2023 - karger.com
Introduction: Frailty, a measure of biological aging, has been linked to worse COVID-19
outcomes. However, as the mortality differs across the COVID-19 waves, it is less clear …

[HTML][HTML] Kinetics of the SARS-CoV-2 antibody avidity response following infection and vaccination

L Garcia, T Woudenberg, J Rosado, AH Dyer… - Viruses, 2022 - mdpi.com
Serological assays capable of measuring antibody responses induced by previous infection
with severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) have been critical …

[HTML][HTML] T-cell mediated response after primary and booster SARS-CoV-2 messenger RNA vaccination in nursing home residents

I Schiavoni, A Palmieri, E Olivetta, P Leone… - Journal of the American …, 2023 - Elsevier
Objectives Nursing home (NH) residents have been significantly affected by the coronavirus
disease 2019 (COVID-19) pandemic. Studies addressing the immune responses induced by …

[HTML][HTML] Safety, effectiveness, and immunogenicity 6 months after BNT162B2 mRNA vaccine in frail nursing home residents

P Montejano-Hervás, J Gómez-Pavón… - Drugs & Aging, 2022 - Springer
Background Elderly people who reside in long-term care facilities form a frail and vulnerable
population, with multiple pathologies and high percentages of cognitive and functional …

Vaccines for the prevention of coronavirus disease 2019 in older adults

OA Oyebanji, E Mylonakis… - Infectious Disease Clinics, 2023 - id.theclinics.com
Institutionalized and community-dwelling older adults have been greatly impacted by the
coronavirus disease 2019 (COVID-19) pandemic. 1 Older adults have a higher incidence of …

[HTML][HTML] Humoral immunogenicity assessment after receiving three types of SARS-CoV-2 vaccine

N Najafi, H Soleimanjahi, L Moghaddam-Banaem… - Scientific Reports, 2023 - nature.com
Several vaccines have been developed against SARS-CoV-2 and subsequently approved
by national/international regulators. Detecting specific antibodies after vaccination enables …

[HTML][HTML] Humoral immune response after COVID-19 infection or BNT162b2 vaccine among older adults: evolution over time and protective thresholds

M Meyer, F Constancias, C Worth, A Meyer, M Muller… - Geroscience, 2022 - Springer
The objectives of this study were to assess the dynamics of the SARS-CoV-2 anti-RBD-IgG
response over time among older people after COVID-19 infection or vaccination and its …