Little is known about how social participation can be facilitated among older adults in group physical activity and its psychosocial benefits that contribute to successful aging. This study aimed to understand older adults’ experiences with social participation in group physical activity programs. Using interpretive description methodology, 16 observations, eight focus groups, and two interviews with participants unable to attend focus groups were conducted with adults 55 years and older attending programs across four recreation facilities. Group programs were found to influence social participation through (a) a meaningful context for connecting and (b) instructors’ expectations of social interaction. Social participation in these programs addressed psychosocial needs by (c) increasing social contact and interaction, (d) fostering social relationships and belonging, and (e) promoting regular engagement. Training for instructors should include balancing the physical aspects of program delivery with the social, while also considering older adults’ diverse needs and preferences for social interaction.

关于如何促进老年人群体体育活动的社会参与及其有助于成功老龄化的社会心理益处知之甚少。本研究旨在了解老年人在团体体育活动项目中的社会参与经历。使用解释性描述方法，对参加四个娱乐设施项目的 55 岁及以上的成年人进行了 16 次观察、8 个焦点小组和两次对无法参加焦点小组的参与者的采访。发现小组课程通过（a）有意义的联系环境和（b）教师对社会互动的期望来影响社会参与。这些方案的社会参与通过 (c) 增加社会接触和互动来满足社会心理需求，(d) 促进社会关系和归属感，以及 (e) 促进定期参与。对教员的培训应包括在项目实施的物理方面与社交之间取得平衡，同时还要考虑老年人对社交互动的不同需求和偏好。