Clinical Characteristics and Factors Associated With Critical Illness and Mortality in Patients Hospitalized With COVID-19: A Retrospective Cohort Study in Taiwan.

Key Points

• The aim is to identify characteristics and factors associated with critical illness and mortality in COVID-19 hospitalized patients.
• Retrospective cohort design
• Population included hospitalized COVID-19 patients in Taiwan
• Analysis of associations between age, treatment, vaccination, and outcomes
• Older age linked to higher mortality rates
• Oral antiviral use and full vaccination correlated with better patient outcomes
• Critical illness risk did not increase with age despite higher mortality