Number (and proportion) of studies grouped by type of physical activity per themes and subthemes
| Themes and subthemes | Structured exercise (n=61) | Other types of physical activity (n=22) |
|---|---|---|
| Social influences | ||
| Valuing interaction with peers | 42 (69%) | 12 (55%) |
| Social awkwardness | 13 (21%) | 1 (5%) |
| Encouragement from others | 32 (52%) | 15 (68%) |
| Dependence on professional instruction | 25 (41%) | 1 (5%) |
| Physical limitations | ||
| Pain or discomfort | 23 (38%) | 1 (5%) |
| Concerns about falling | 11 (18%) | 6 (27%) |
| Comorbidities | 29 (48%) | 12 (55%) |
| Competing priorities | 20 (33%) | 6 (27%) |
| Access difficulties | ||
| Environmental barriers | 25 (41%) | 15 (68%) |
| Affordability | 15 (25%) | 2 (9%) |
| Personal benefits of exercise | ||
| Strength, balance and flexibility | 41 (67%) | 3 (14%) |
| Self-confidence | 17 (28%) | 1 (5%) |
| Independence | 12 (20%) | 5 (23%) |
| Improved health and mental well-being | 47 (77%) | 14 (64%) |
| Motivation and beliefs | ||
| Apathy | 20 (33%) | 4 (18%) |
| Irrelevance and inefficacy | 15 (25%) | 4 (18%) |
| Maintaining habits | 8 (13%) | 8 (36%) |