Résumé :
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[BDSP. Notice produite par INIST 4R0xVuZ1. Diffusion soumise à autorisation]. Objective : To examine the effects of using positive or negative frames to describe influenza vaccine benefits and side effects on patients'expectations, decisions, decisional conflict, and reported side effects. Methods : 292 previously unimmunized patients with chronic respiratory or cardiac disease were randomly assigned to receive benefit/risk information that was framed : (1) positively as the percentage who remain free of influenza and have no vaccine side effects, or (2) negatively as the percentage who acquire influenza and have vaccine side effects. Questionnaires elicited expectations, decisions, and decisional conflict. Vaccines were telephoned 3 days later for a self-report of local and systemic side effects and work absenteeism. Results : Both groups had similar immunization rates and decisional conflict scores. The positive frame group had lower and more realistic expectations of vaccine side effects, fewer systemic side effects, and less work absenteeism (p
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