Influenza and COVID-19 vaccination intention in Portuguese adults from at-risk groups: a mixed-method study.

ABSTRACT:

Background

Seasonal influenza and COVID-19 vaccines are critical for protecting at-risk populations, yet uptake remains suboptimal in some priority groups. This study aimed to identify psychosocial and structural factors associated with vaccination intention and hesitancy among Portuguese adults from high-risk groups, including older adults, individuals with chronic conditions, healthcare professionals, and pregnant women.

Methods

A mixed-methods design was employed. A cross-sectional telephone survey applied to a probabilistic sample (n = 474) assessed sociodemographic, psychological, and logistical predictors of intention to vaccinate against influenza and COVID-19 among older adults and individuals with chronic illnesses. Semi-structured interviews conducted with vaccine-

SUBMITTER: Godinho CA 

PROVIDER: S-EPMC12859839 | biostudies-literature | 2025 Dec

REPOSITORIES: biostudies-literature