Validity and reliability of a sport participant psychosocial well-being instrument: a preliminary study

Purpose: This study aims to evaluate the validity and reliability of an instrument designed to measure the psychosocial well-being of sports participants. Method: This study has four phases: preparation, translation, field trials, and validation methods. Seven experts evaluated the study based on content, clarity, and feasibility. The study involved 55 participants in 12 different sports using the test-retest approach. The participants were 19 women and 36 men, with an average age of 15 years and 7 months. Result: The analysis results show that each item meets the validity criteria, with a Pearson correlation value higher than the r table value (0.266). Intraclass correlation test shows the reliability of each sub-variable is 1) Psychosocial Well-being of 0.938, Social Integration of 0.871, Social Contribution of 0.923, Social Actualisation of 0.926, Social Coherence of 0.916, and Social Acceptance of 0.995 indicating all sub-variables have high consistency. With valid and reliable results, this instrument is ready for further research. Conclusion: This study shows that the Psychosocial Well-being Instrument for sports participants has excellent validity and reliability, with validation results from experts and test-retest tests showing strong consistency. This instrument is ready for further research and practical applications, such as assisting coaches, psychologists, and counselors in assessing the psychosocial well-being of sports participants and supporting psychosocial development programs that improve the performance and mental well-being of sports participants. In addition, this instrument can support the development of policies that pay attention to psychosocial aspects in sports participant development and open up opportunities for further research on the relationship between psychological well-being and other factors in sports