Effectiveness of Dental Trauma Educational Poster to Secondary Students

Study Overview
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Brief Summary
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to investigate the effectiveness of the educational poster regarding knowledge of dental trauma for the secondary school students

Detailed Description
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To investigate the effectiveness of the educational poster about dental trauma to increase the knowledge of secondary students. Schools will be randomly divided into two groups, baseline score of knowledge in questionnaire will be collected for all subjects. Poster will be sent to intervention group, the school will place it at the notice broad or area of similar function in the classroom. For the control group, nothing will be given, then after 2 weeks, the score of knowledge by the second questionnaire of both groups will be collected again. To compare the difference in knowledge before and after in both groups, statistical test will be performed. Investigators conduct a cluster randomized controlled trial. A list of secondary schools was requested from the Education Bureau. Secondary schools will be invited to join the study and then randomized to the intervention group and the control group in the unit of school using computer generated numbers. All students will fill in the first questionnaire and send it back to the investigator in 1 week. Then copies of the same poster will be given to the intervention schools, these schools will be requested to place them in the classrooms of the participating students. No poster will be given to the control group. After 2 weeks, the poster will be removed. The same questionnaire will be filled out by all the students in both groups and sent back in 1 week. Then the data will be processed to show whether the poster is effective to improve the knowledge of the students.

Official Title
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Effectiveness of Educational Poster to Secondary Students Regarding Knowledge of Emergency Management of Dental Trauma - A Cluster Randomised Controlled Trial

Conditions
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Injuries

Intervention / Treatment
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* Other: educational poster


Participation Criteria
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Eligibility Criteria
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Inclusion Criteria - All secondary schools in Hong Kong that the students can read Chinese or English Exclusion Criteria - no school consent or individual guardian consent

Ages Eligible for Study
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Minimum Age: 11 Years
Maximum Age: 20 Years

Sexes Eligible for Study
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All

Accepts Healthy Volunteers
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Accepts Healthy Volunteers

Study Plan
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How is the study designed?
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Design Details

Allocation: Randomized
Intervention Model: Parallel Assignment
Masking: Double


Arms and Interventions

| Participant Group/Arm | Intervention/Treatment |
| --- | --- |
| Experimental: educational poster<br>poster display for 2 weeks in classrooms, | Other: educational poster<br>* educational poster for dental trauma<br>|
| No Intervention: control<br>no intervention, waiting for two weeks | |

What is the study measuring?
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Primary Outcome Measures

| Outcome Measure | Measure Description | Time Frame |
| --- | --- | --- |
| knowledge score | a questionnaire to test the knowledge score | 2 weeks | 

 Terms related to the study
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Keywords Provided by Centre Hospitalier Valida
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educational poster, knowledge, dental trauma,