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

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ClinicalTrials.gov Identifier: NCT01421108
Recruitment Status : Completed
First Posted : August 22, 2011
Last Update Posted : March 6, 2012
Sponsor:
Information provided by (Responsible Party):
Amir H Pakpour, Qazvin University Of Medical Sciences

Brief Summary:
This study explores the effectiveness of message framing, loss-framed vs. gain-framed messages on oral health in Iran.

Condition or disease Intervention/treatment Phase
Health Behavior Behavioral: Framing (Gain-framed messages) Behavioral: Framing (Loss-framed messages) Phase 2

Detailed Description:
This is a study to explore the impact of two pamphlets with gain-framed and loss-framed messages on brushing and flossing attitudes, intentions , behaviors and clinical characteristics among a sample of adolescent students.

Study Type : Interventional  (Clinical Trial)
Actual Enrollment : 372 participants
Allocation: Randomized
Intervention Model: Parallel Assignment
Masking: Single (Outcomes Assessor)
Primary Purpose: Prevention
Official Title: The Effectiveness of Gain- Versus Loss-framed Health Messages to Improve Oral Health Among Iranian Adolescents:A Randomized Controlled Trial
Study Start Date : July 2011
Actual Primary Completion Date : February 2012
Actual Study Completion Date : February 2012

Resource links provided by the National Library of Medicine

MedlinePlus related topics: Dental Health
U.S. FDA Resources

Arm Intervention/treatment
Experimental: Loss-framed messages Behavioral: Framing (Loss-framed messages)

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.

Experimental: gain-framed messages
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 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.
Behavioral: Framing (Gain-framed messages)
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.
Other Name: designing persuasive messages



Primary Outcome Measures :
  1. changes in frequencies of dental brushing and flossing [ Time Frame: changes from baseline, two weeks after the intervention and six months follow-up ]

Secondary Outcome Measures :
  1. Changes in psychological predictors of dental brushing (attitude, intention). [ Time Frame: changes from baseline, two weeks after the intervention and six months follow-up ]
  2. Changes in Community Periodontal Index (CPI) [ Time Frame: changes from baseline, two weeks after the intervention and six months follow-up ]
  3. Changes in Turesky Modification of the Quigley-Hein Plaque Index [ Time Frame: changes from baseline, two weeks after the intervention and six months follow-up ]
  4. Oral health related quality of life [ Time Frame: changes from baseline and six months follow-up ]


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Ages Eligible for Study:   14 Years to 19 Years   (Child, Adult)
Sexes Eligible for Study:   All
Accepts Healthy Volunteers:   Yes
Criteria

Inclusion Criteria:

  • They are not involved in the oral health education
  • Ability to understand Persian language Adolescents attending high schools in Qazvin

Exclusion Criteria:

  • Does not meet inclusion criteria

Information from the National Library of Medicine

To learn more about this study, you or your doctor may contact the study research staff using the contact information provided by the sponsor.

Please refer to this study by its ClinicalTrials.gov identifier (NCT number): NCT01421108


Locations
Iran, Islamic Republic of
The Organization for Education
Qazvin, Iran, Islamic Republic of
Sponsors and Collaborators
Qazvin University Of Medical Sciences
Investigators
Study Chair: Amir H Pakpour, PhD Qazvin university medical of sciences

Publications automatically indexed to this study by ClinicalTrials.gov Identifier (NCT Number):
Responsible Party: Amir H Pakpour, Assistant professor, Qazvin University Of Medical Sciences
ClinicalTrials.gov Identifier: NCT01421108     History of Changes
Other Study ID Numbers: ACTRN12611000885998
First Posted: August 22, 2011    Key Record Dates
Last Update Posted: March 6, 2012
Last Verified: March 2012

Keywords provided by Amir H Pakpour, Qazvin University Of Medical Sciences:
oral health
dental brushing
dental flossing