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A learner-control instructional multimedia program is as effective as a program-control version in undergraduate
1Unit of Orthodontics, Oral Health and Development, Department of Dental Medicine and Surgery, University of Manchester, Manchester, UK.
Evidence-Based Dentistry
|March 24, 2007
Summary
A learner-controlled multimedia program and a structured program were equally effective in teaching undergraduate dental students about orthodontic appliances. Both computer-assisted learning approaches significantly improved student scores, showing comparable knowledge acquisition.
Area of Science:
- Dental Education
- Medical Education Technology
- Computer-Assisted Learning
Background:
- Traditional dental education relies on established curricula.
- Integrating multimedia and computer-assisted learning (CAL) presents new pedagogical opportunities.
- Evaluating the effectiveness of different CAL formats is crucial for optimizing dental training.
Purpose of the Study:
- To compare the effectiveness of a learner-controlled multimedia program versus a structured program for teaching orthodontic appliances.
- To assess the impact of different computer-assisted learning (CAL) instructional designs on undergraduate dental students' knowledge, understanding, and application.
Main Methods:
- A randomized controlled trial (RCT) involving 30 undergraduate dental students.
- Students were assigned to either a learner-controlled multimedia module or a program-controlled module on orthodontic appliances.
- Knowledge, understanding, and application were assessed using a 15-item multiple-choice test before and after module completion.
Main Results:
- No significant difference in baseline knowledge between the two groups.
- Both groups demonstrated significant improvement in test scores after studying the modules.
- No significant difference in post-study scores for knowledge, understanding, or application between the learner-control and program-control groups.
Conclusions:
- Learner-controlled instructional multimedia programs are as effective as structured programs for teaching orthodontic appliance principles to dental students.
- Further research is needed to enhance the value of computer-assisted learning (CAL) in dental education.
- Comparative evaluations of various CAL approaches are essential to understand their complementary potential.
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