Effectiveness of Dental Trauma Educational Poster to Secondary Students

Not Applicable

Completed

• Conditions: Injuries
• Interventions: Other: educational poster

• Registration Number: NCT01809457
• Lead Sponsor: The University of Hong Kong

Brief Summary

to investigate the effectiveness of the educational poster regarding knowledge of dental trauma for the secondary school students

Detailed Description

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.

Study Timeline

• Study Start: 2011-03
• Primary Completion: 2012-01
• Study Completion: 2012-07
• Status Verified: 2013-03
• Study First Submitted: 2013-03-10
• Study First Submitted QC: 2013-03-10
• Last Update Submitted: 2013-03-11
• Study First Posted: 2013-03-12
• Last Update Posted: 2013-03-13

Recruitment & Eligibility

• Status: COMPLETED
• Sex: All
• Target Recruitment: 671

Inclusion Criteria

Not provided

Exclusion Criteria

Not provided

Study & Design

• Study Type: INTERVENTIONAL
• Study Design: PARALLEL

Arm && Interventions

Group	Intervention	Description
educational poster	educational poster	poster display for 2 weeks in classrooms,

Primary Outcome Measures

Name	Time	Method
knowledge score	2 weeks	a questionnaire to test the knowledge score

Trial Locations

Locations (1)

secondary schools in Hong Kong; 🇭🇰 Hong Kong, Hong Kong