ARTICLE INFOIntroduction: Tuberculosis is one of the 10 deadliest diseases worldwide and is the target of the Sustainable Development Goals (SDGs) to end the TB epidemic by 2030. One of the factors that contribute to the high mortality rate and TB persistence that has been identified is patient knowledge regarding TB still very low. Objective: to determine the effectiveness of educational videos through whatsapp groups to increase knowledge related to TB prevention. Methods: The study was conducted using a quasi-experimental design method using two groups of pretest-posttest design, namely the intervention group and control group. A total of 30 respondents participated in this study consisting of 15 people in the intervention group and 15 people in the control group. The instrument used in this study was the knowledge instrument for preventing TB transmission developed by Aspuah ( 2013) which was given during the pretest and posttest. Results: The mean and min-max values in the intervention group (2.93)l were higher and significant compared to the control group (1.27). Furthermore, the results of the Mann Whitney test in the pre post intervention group showed a p value of 0.001 and the pre post control group showed a p value of 0.003 which means a significant effect after being given educational actions through videos or through leaflets in the WhatsApp group. Conclusion: providing education through videos on whatsapp groups is more effective in increasing knowledge related to TB prevention compared to using leaflets or standard media.

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Tuberculosis is still one of the deadliest infectious diseases and has claimed millions of lives over the years. Several factors such as treatment adherence including length of treatment, drug side effects and access to health services are factors in increasing TB mortality rates. Some people who have family members with a history of tuberculosis do not understand how to care for and increase the independence of TB patients, plus the lack of internet access which makes people less exposed to health information, this is a partner problem so it is important to hold counseling on how to care for family members with TB, as well as assistance in increasing the self-care independence of TB patients. The service method is lecture/counseling, accompanied by simulations and questions and answers. This community service is held in January-February in Balocci Baru Village, Kec. Balocci to be exact in the courtyard area of the Balocci Baru village office. The results of the service are in accordance with the plan where participants are able to understand increasing the independence of self-care for TB patients and are enthusiastic during the counseling and mentoring process.