Abstract Background Since December 2019, the cumulative number of coronavirus disease
2019 (COVID-19) deaths worldwide has reached 1,013,100 and continues to increase as of …

Elderly patients with coronavirus disease 2019 (COVID-19) are more likely to develop
severe or critical pneumonia, with a high fatality rate. To date, there is no model to predict …

Background Although coronavirus disease 2019 (COVID-19) disproportionally affects older
adults, the use of conventional triage tools in acute care settings ignores the key aspects of …

While elderly patients are at high risk of fatality, research concerning COVID-19 has largely
been done on clarifying the clinical features. As such, the present work aims to identify risk …

Introduction: The novel coronavirus (COVID-19), which has affected over 100 countries in a
short while, progresses more mortally in elderly patients with comorbidities. In this study, we …

Background/Objectives Several scoring systems have been specifically developed for risk
stratification in COVID‐19 patients. Design We compared, in a cohort of confirmed COVID …

Introduction: To date, mainly due to age-related vulnerability and to coexisting comorbidities,
older patients often face a more severe COVID-19. This study aimed to identify at …

The outbreak of the COVID-19 pandemic is a substantial threat to the health of all
populations worldwide, and old age is a robust risk factor for poor prognosis of COVID-19 …

Background. It is well known that laboratory markers could help in identifying risk factors of
severe illness and predicting outcomes of diseases. Here, we performed a retrospective …

Background Systemic inflammation indices, including neutrophil/lymphocyte ratio (NLR),
monocyte/lymphocyte ratio (MLR), platelet/lymphocyte ratio (PLR), derived …