The Effectiveness of Gain- Versus Loss-framed Health Messages to Improve Oral Health Among Iranian Adolescents

The adolescents will randomly assign to three groups: gain-framed message and loss- framed message. Each group of adolescents will read the respective pamphlets with the exception of the control group. The gain-framed pamphlet contains six positive messages with three related full-color images(6.1 X 4.5). The gain-framed pamphlet, entitled The Benefits of good oral hygiene", emphasizes the benefits of brushing, and flossing.

The adolescents will randomly assign to three groups: gain-framed message , loss- framed message and a control group. Each group of adolescents will read the respective pamphlets with the exception of the control group. The loss-framed pamphlet contains six negative messages with three related full-color images (6.1 X 4.5). The loss-framed pamphlet, entitled The disadvantages of poor oral hygiene, emphasizes the costs of not brushing and flossing.