Adequacy of information provided by healthcare professionals on vaccines: Results of a population survey in Spain.

Objective: To describe the population who self-reported perceiving information on vaccines provided by health professionals as inadequate, and to analyze factors associated.

Methods: A Spanish nationwide representative health survey conducted in individuals ≥18 in 2015 (N = 7 800) was used. Respondents were classified according to the question: 'Do you think that health professionals inform adequately to patients about the advantages and risks of vaccines prior to their administration? (yes/no/non-responders).