Introduction:

The coronavirus disease (COVID-19) pandemic has caused changes that affect health systems and the approach to infectious diseases worldwide. The demand for COVID-19 vaccines falls on a spectrum from rejection to demand, with passive acceptance in between.

Objective:

To determine the adherence of adults to vaccination against COVID-19. Chauria-Caballero, Paraguay 2022.

Methods:

This was an observational, descriptive, cross-sectional study using a quantitative approach. For convenience, the sampling was non-probabilistic. The sample comprised of 225 adults. The data were collected through a survey elaborated by the researcher, and the data were processed using EPI INFO software.

Results:

The majority of the study subjects were vaccinated, and there was 93% adherence of the population to the COVID-19 vaccine. Various factors influenced their decisions; the percentage of unvaccinated adults mentioned their distrust (69%) and fear of vaccination (31%).

Discussion:

The study found high adherence in general, the vast majority of participants were vaccinated against COVID-19, with significant percentages reported in Chile, China, and Qatar, very high figures in relation to the acceptance of the vaccine at the country level, with coverage of more than half with at least one dose.