Purpose The purpose of current review is to conduct a systematic overview of articles
published between 2019 and 2021 on the relationship of comorbidities and mortality due to …

Background Whilst people of all ages are affected in some way by COVID-19 virus, older
people are at a high mortality risk. This study aimed to systematically review the numerous …

Abstract Background and Aims Older people have higher rates of comorbidities and may
experience more severe inflammatory responses; therefore, are at higher risk of death …

The objective of this meta-analysis was to evaluate the factors associated with the mortality
of elderly Italians diagnosed with coronavirus who resided in institutions or who were …

Abstract Importance: Among COVID-19 cases, especially the (frail) elderly show a high
number of severe infections, hospital admissions, complications, and death. The highest …

Background A novel coronavirus (severe acute respiratory syndrome coronavirus 2 [SARS-
CoV-2]) occurred in China in December 2019 and has spread globally. In this study, we …

Background Various patient demographic and clinical characteristics have been associated
with poor outcomes for individuals with coronavirus disease 2019 (COVID-19). To describe …

The number of corona virus disease 2019 cases is increasing rapidly. However, the
comparison of clinical characteristics between patients≥ 70 and those< 70 has not been …

Many elderly patients with severe SARS-CoV-2 infections and COVID-19 infections are
admitted to intensive care units. Age was previously identified as an independent risk factor …

Background To investigate the clinical characteristics and manifestations of older patients
with coronavirus disease 2019 (COVID-19). Methods In this retrospective study, 566 patients …