Impact of vaccination and risk factors on COVID-19 mortality amid delta wave in Libya: A single center cohort study.

Introduction: The Delta variant has led to a surge in COVID-19 cases in Libya, making it crucial to investigate the impact of vaccination on mortality rates among hospitalized patients and the critically ill. This study aimed to explore the risk factors for COVID-19 mortality and the mortality rates among unvaccinated and vaccinated adults during the Delta wave who were admitted to a single COVID-19 care center in Tripoli, Libya.

Methods: The study involved two independent cohorts (n = 341).