Digital health literacy, behavior and knowledge of adolescents for hand hygiene during the COVID-19 pandemic.

Objective: to investigate factors associated with digital health literacy, hand hygiene knowledge and behavior among Brazilian adolescents during the COVID-19 pandemic.

Method: cross-sectional study with 473 adolescents aged 15 to 19. Data were collected virtually between June and August 2021 through a questionnaire on sociodemographic characteristics, digital health literacy, knowledge and behavior regarding hand hygiene. Variables were adjusted using multiple linear regression models with normal response.

Results: the average digital health literacy score was 29.89 ±5.30; for hand hygiene knowledge and behavior was 13.1 ±1.5 and 11.1±2.7, respectively. Higher knowledge and behavior scores for hand hygiene were associated with having completed high school, compared to those attending college, among those who attend health courses, seek information about the pandemic and in scientific articles. Higher digital health literacy scores in adolescents who did not wear masks when playing sports (p= 0.017). There was an association between digital health literacy and knowledge (p = 0.000) and behavior (p = 0.000) regarding hand hygiene.

Conclusion: there is an association between higher digital health literacy scores and hand hygiene knowledge and behavior.