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

This study has been completed.
Sponsor:
Information provided by (Responsible Party):
Amir H Pakpour, Qazvin University Of Medical Sciences
ClinicalTrials.gov Identifier:
NCT01421108
First received: August 12, 2011
Last updated: March 4, 2012
Last verified: March 2012
History of Changes
  Purpose

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


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

Study Type: Interventional
Study Design: Allocation: Randomized
Endpoint Classification: Safety Study
Intervention Model: Parallel Assignment
Masking: Single Blind (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

Resource links provided by NLM:

U.S. FDA Resources

Further study details as provided by Qazvin University Of Medical Sciences:

Primary Outcome Measures:
  • changes in frequencies of dental brushing and flossing [ Time Frame: changes from baseline, two weeks after the intervention and six months follow-up ] [ Designated as safety issue: Yes ]

Secondary Outcome Measures:
  • Changes in psychological predictors of dental brushing (attitude, intention). [ Time Frame: changes from baseline, two weeks after the intervention and six months follow-up ] [ Designated as safety issue: Yes ]
  • Changes in Community Periodontal Index (CPI) [ Time Frame: changes from baseline, two weeks after the intervention and six months follow-up ] [ Designated as safety issue: Yes ]
  • 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 ] [ Designated as safety issue: Yes ]
  • Oral health related quality of life [ Time Frame: changes from baseline and six months follow-up ] [ Designated as safety issue: Yes ]

Enrollment: 372
Study Start Date: July 2011
Study Completion Date: February 2012
Primary Completion Date: February 2012 (Final data collection date for primary outcome measure)
Arms Assigned Interventions
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

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.

  Eligibility

Ages Eligible for Study:   14 Years to 19 Years
Genders Eligible for Study:   Both
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
  Contacts and Locations
Please refer to this study by its ClinicalTrials.gov identifier: 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
  More Information

No publications provided

Responsible Party: Amir H Pakpour, Assistant professor, Qazvin University Of Medical Sciences
ClinicalTrials.gov Identifier: NCT01421108     History of Changes
Other Study ID Numbers: ACTRN12611000885998
Study First Received: August 12, 2011
Last Updated: March 4, 2012
Health Authority: Iran: Ethics Committee

Keywords provided by Qazvin University Of Medical Sciences:
oral health
dental brushing
dental flossing

ClinicalTrials.gov processed this record on May 19, 2013