Table 2.
Demographic outcomes of included studies.
| Country of study | |
| Australia | 8 |
| Canada | 1 |
| China | 3 |
| Finland | 2 |
| France | 3 |
| Ireland | 1 |
| Israel | 1 |
| Japan | 2 |
| Spain | 1 |
| UK | 5 |
| USA | 13 |
| Context of intervention | |
| Long Term Care Facility (LTCF) | 14 |
| Community-based | 15 |
| Mix (LTCF and Community) | 6 |
| Hospital | 2 |
| Unclear | 3 |
| Facilitator | |
| Musician | 20 |
| Music therapist | 13 |
| Speech pathologist | 1 |
| Unclear | 6 |
| Type of intervention | |
| Group singing | 34 |
| Individualised (1:1) Singing | 6 |