Aim
FLU
The aim of this study was to determine whether applying behaviourally-informed interventions to the invitation process will improve uptake of childhood flu immunisation in school-based programmes.Our specific hypotheses were:Behaviourally-informed changes to the invitation letter will increase uptake of childhood flu vaccine in schools.A reminder to return the consent form will increase uptake of childhood flu vaccine through schoolsBy using a factorial design, we were also able to investigate any interactions between the behaviourally-informed letter and the reminder.