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The Effects of Two Volitional Interventions to Improve Oral Health Behaviour Among Iranian Adolescents

Information source: Qazvin University Of Medical Sciences
ClinicalTrials.gov processed this data on August 23, 2015
Link to the current ClinicalTrials.gov record.

Condition(s) targeted: Oral Health Behavior Change

Intervention: Implementation intention (Behavioral); Action planning (Behavioral); active control group (Behavioral)

Phase: Phase 2

Status: Completed

Sponsored by: Qazvin University Of Medical Sciences


the present study had two main aims. First, due to the current underconsumption of dental brush adolescents, the investigators should apply a volitional intervention to increase oral health behvaiour in adolescents. Second, the investigators aim to compare the effectiveness of action planning intervention and implementation intention will improve oral health behavior in adolescents.

Clinical Details

Official title: The Effects of Two Volitional Interventions to Improve Oral Health Behaviour Among Iranian Adolescents

Study design: Allocation: Randomized, Endpoint Classification: Safety Study, Intervention Model: Parallel Assignment, Masking: Single Blind (Outcomes Assessor), Primary Purpose: Prevention

Primary outcome: changes in frequencies of dental brushing

Secondary outcome:

changes in psychological predictors of dental brushing (intention ,perceived behavioural control and Self-monitoring)

Changes in Community Periodontal Index (CPI)

Changes in Turesky Modification of the Quigley-Hein Plaque Index

Oral health related quality of life

The frequency of the use of planning

Detailed description: This is a study to explore the impact of two volitional interventions on brushing intentions , behaviors and clinical characteristics among a sample of adolescent students.


Minimum age: 14 Years. Maximum age: 19 Years. Gender(s): Both.


Inclusion Criteria:

- 14 Years to 19 Years

- Ability to understand Persian language Adolescents attending high schools in Qazvin

Exclusion Criteria:

- participate in any kind of oral health education and promotion programs

- undergoing orthodontic treatment

Locations and Contacts

Department of Public Health, Qazvin University of Medical Sciences, Qazvin 3419759811, Iran, Islamic Republic of
Additional Information

Starting date: February 2014
Last updated: September 14, 2014

Page last updated: August 23, 2015

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