International Research Journal of Management, IT & Social Sciences Available online at https://sloap.org/journals/index.php/irjmis/ Vol. 7 No. 2, March 2020, pages: 44-49 ISSN: 2395-7492 https://doi.org/10.21744/irjmis.v7n2.871 44 Education model of principles on the relationship (PRIOR) for native youth organizations of sekaa teruna teruni improving reproductive health behavior of teenagers in Denpasar city Moh Fairuz Abadi a Dyah Pradnyapramita Duarsa b Article history: Abstract Submitted: 27 January 2020 Revised: 18 February 2020 Accepted: 09 March 2020 Reproductive health problems in teenagers become an important issue in Indonesia. A program has been done in national scale, but that’s program have many obstacles, the service time is during working hours, so there are difficult to access, they also have limited resources, Only 12% of teenagers know about that’s a program and only 2% access that services. This is a community trial, involve 241 teenagers. The results showed that there is a significant effect in knowledge 95% CI (14,627-21,952), attitudes 95% CI (6,000-9,001) and practices 95% CI (0.380-2.46), while in negotiation skills there is no effect (P>0.05). Conclusion: The educational intervention model of PRIOR has been proven to improve knowledge, attitudes, and practices. Research suggestions: It is necessary to provide a negotiation strategy topic in an education program for reproductive health to improve the achievement of knowledge, attitudes, and practices into the negotiation skills. Keywords: behavior; education; health reproductive; principles on the relationship (PRIOR); teenagers; International research journal of management, IT and social sciences © 2020. This is an open access article under the CC BY-NC-ND license (https://creativecommons.org/licenses/by-nc-nd/4.0/). Corresponding author: Moh Fairuz Abadi, STIKes Wira Medika, Denpasar, Indonesia. Email address: zabadnews@gmail.com a STIKes Wira Medika, Denpasar, Indonesia b Udayana University, Denpasar, Indonesia