Vaccination Rate and Incidence of COVID-19 and Case Fatality Rate (CFR): A Correlational Study Using Data From 2019 to 2021.

Introduction:  COVID-19 has infected over 300 million people and killed almost five million people worldwide. The rapid development and deployment of vaccines almost a year after the initial outbreak was poised to contain the pandemic and enable the mobilization of the people and the economy. Vaccine deployment and containment of the pandemic have been far from uniform across the world.