Component | Inclusion criteria | Exclusion criteria |
---|---|---|
Date range | January 1980 to May 2016 | – |
Language | English language | – |
Psychosocial constructs | ||
Variable representing athletes' mental processes (eg, emotions and thoughts) as well as self-perceptions and interactions with others10 | Psychosocial constructs studied as mediator or dependent variable | – |
Sport activity constructs | ||
Variable representing identifiable or objective actions that comprise an individual's sport involvement | Sport activities studied as independent variable or moderator | – |
Study design | Quantitative studies that contrasted activity types, or different levels of an activity | Case studies, qualitative research, literature reviews, or studies when only a single activity type was described |
Sample | Youth sport participants between 7 and 17 years of age | Sample includes older or younger participants, athletes with physical disabilities, or athletes with mental illness or developmental delay |
Organised sport setting | ||
Competitive activity requiring physical skill, coordination and/or exertion—generally accepted as being ‘sport’.11 Also includes features that distinguish it as organised (eg, regular participation schedule, rule-guided, adult leaders, and social commitment24) | Studies depicting involvement in organised sport | Physical activity, physical education, ‘camp’, or recreation settings inseparable from organised sport Studies examining sport-for-development programmes |
Study detail | – | Inadequately described sport activities or measurement of variables |