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
  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:


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
Choosing to participate in a study is an important personal decision. Talk with your doctor and family members or friends about deciding to join a study. To learn more about this study, you or your doctor may contact the study research staff using the Contacts provided below. For general information, see Learn About Clinical Studies.

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 by Qazvin University Of Medical Sciences

Additional 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
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 September 18, 2014