Characteristics of non-patient populations from included sources
| Non-patient populations | Sample recruited from | Number of participants | Number of studies | Citations |
| Registered nurses | Medical and surgical units | 27 | 2 | 24 62 |
| Nursing associates | Working in geriatric medicine | 36 | 1 | 95 |
| Occupational therapists | ‘Experts’ (5 years or more experience) | 26 | 1 | 92 |
| Caregivers | For people with hip fracture or discharge delay | 22 | 1 | 28 |
| Healthcare providers | Not specified | 62 | 2 | 28 52 |
| Decision makers | For people with hip fracture or discharge delay | 11 | 1 | 28 |