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Updated: Jan 19, 2026

Evidence-based Knowledge Synthesis and Hypothesis Validation: Navigating Biomedical Knowledge Bases via Explainable AI and Agentic Systems
Published on: June 13, 2025
Validation of Brazilian educational technology for disseminating knowledge on leprosy to adolescents
Mariana Campos da Rocha Feitosa1, Ana Carina Stelko-Pereira2, Karla Julianne Negreiros de Matos2
1Universidade Federal do Ceará. Fortaleza, Ceará, Brazil.
Objective:
Elaborate and validate an educational technology for adolescents on leprosy, focusing on preventing the disease and reducing stigma.
Method:
First, a prototype of the educational technology was elaborated and later analyzed by 17 adolescents and 7 researchers' experts in the leprosy area and educational technologies who answered a questionnaire with questions related to the subject. Subsequently, the technology has been applied to 43 adolescents, and a questionnaire was handed before and after the use of the game, so that questionnaire scores were compared by a Wilcoxon paired test.
Results:
After the data collection with researchers and adolescents, the answers received descriptive treatment, and the Content Validity Index was calculated, which reached a good level of agreement, with an overall value (0.86), although there were improvements to the technology, based on the perceptions of researchers and adolescents.
Conclusions:
There was an increase in knowledge about leprosy.
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