Clinical outcomes in vaccinated and unvaccinated patients with COVID-19: a population-based analysis.

Objective: Real-life data for vaccination against COVID-19 are sorely needed. This was a population-based analysis aiming at investigating the hospitalization risk for COVID-19 of 98,982 subjects and compare features of vaccinated and unvaccinated patients.

Patients And Methods: Hospitalized patients with COVID-19 between 01/07/2021 and 11/02/2022 were included in the study.