About this trial
The goal of this cluster randomized controlled trial is to evaluate if a web-based thoracic ultrasound (TUS) training program can effectively educate users non-inferiorly to traditional classroom teaching in physicians and selected healthcare professionals attending scheduled TUS courses. The main questions it aims to answer are:
* Will participants in the web-based learning group achieve non-inferior theoretical test scores compared to the class-based group? * Will participants in the web-based learning group achieve non-inferior practical test scores on an ultrasound simulator compared to the class-based group?
Researchers will compare a traditional class-based learning group (receiving preparational material, oral presentation, and class-based cases) to a web-based learning group (receiving interactive web-based reading, tasks, videos, and quizzes) to see if the web-based approach yields non-inferior educational outcomes and skills retention.
Participants will:
* Complete pre-course preparation (90 minutes) and a theoretical pre-test (30 MCQs). * Undertake either class-based or web-based theory and clinical integration training (3.5 hours total). * Perform hands-on ultrasound training on healthy volunteers and a simulator (2 hours 30 minutes). * Take a practical post-test using an objective structured assessment on a simulator. * Potentially return for a voluntary retention test (theoretical and practical) to achieve certification.
Eligibility criteria
This trial accepts healthy volunteersQualifiers
Healthcare professional professionals attending the regional simulationscentres TUS Courses.
Provided consent to include their test results and data in the study in connection with the first theoretical test.
Disqualifiers
None
Trial design
Parallel
Treatments tested in this trial
Web-based Thoracic Ultrasound Training
Other interventionThis intervention consists of an interactive web-based educational curriculum for thoracic ultrasound (TUS). It includes 90 minutes of pre-course web-based preparation (reading, videos, and interactive elements). The theoretical session comprises 3 hours of web-based reading, interactive tasks, videos, and quizzes covering theory, machine settings, and focused lung ultrasound. Clinical integration involves 30 minutes of 4 interactive cases with quizzes. This theoretical framework is followed by 2.5 hours of practical hands-on training on healthy volunteers and a simulator (which is identical to the active comparator group).
Class based Thoracic Ultrasound Training
Other interventionThis intervention represents the standard classroom-based educational curriculum for thoracic ultrasound (TUS). It includes 90 minutes of pre-course preparation via an online reading video. The theoretical session comprises a 3-hour oral presentation covering theory, introduction to machine settings, and focused lung ultrasound. Clinical integration consists of 30 minutes of PowerPoint-based cases and a quiz. This theoretical framework is followed by 2.5 hours of practical hands-on training on healthy volunteers and a simulator (which is identical to the experimental group).
Treatment groups
Trial outcomes
Primary outcomes
Theoretical knowledge assessed by Multiple Choice Questionnaire (MCQ)
Theoretical knowledge is assessed using a validated 30-question Multiple Choice Questionnaire. The total score ranges from 0 to 30. Higher scores indicate a better level of theoretical knowledge.
Practical clinical competence assessed by the Lung Ultrasound Objective Structured Assessment of Ultrasound Skills (LUS-OSAUS)
Practical ultrasound skills are assessed using an OSCE-like checklist based on the LUS-OSAUS framework. The total score ranges from 17-85. Higher scores indicate better practical ultrasound competence.
Secondary outcomes
Interrater reliability
15% of practical assessments (LUS-OSAUS) will be conducted with double rating. Both raters will be present in the same room during the assessment but will score the participant completely independently and without any communication regarding the performance.
Influence of Institutional and Educational Factors on Retention Scores
Data on participant background, institutional, and educational factors will be collected using a questionnaire. Evaluated factors include years working as a physician, geographic region, prior thoracic ultrasound courses, and subjective competence assessments. The influence of these variables on retention test scores, as well as the trend over time, will be analyzed using a linear mixed-effects model.
Locations
Sponsors and contacts
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