Prediction and reasons for COVID-19 second dose vaccine hesitation: a cross-sectional study in a municipality of Brazil.

Background: Hesitation and refusal to take a second dose of the vaccine for coronavirus disease 19 (COVID-19) are prevalent.

Objectives: We aimed to identify predictive factors for hesitation or refusal and describe groups with higher rates of vaccine hesitancy.

Design And Setting: A cross-sectional study in Assis City, Brazil.