Study characteristics of included studies
| Study characteristics (n=18) | Number (%) |
| Year of publication | |
| 2008–2012 | 5 (28) |
| 2013–2018 | 13 (72) |
| Type of publication | |
| Journal article | 14 (78) |
| Doctoral thesis | 4 (22) |
| Study design | |
| RCT | 3 (17) |
| Longitudinal study | 6 (33) |
| Cross-sectional study | 5 (28) |
| Qualitative study | 4 (22) |
| Research area* | |
| Health services research | 8 (44) |
| Health education | 6 (33) |
| Psychosomatic medicine | 5 (28) |
| Geriatrics | 3 (17) |
| Family medicine | 3 (17) |
| Cardiac surgery | 3 (17) |
| Rehabilitation science | 3 (17) |
| Palliative medicine | 2 (11) |
| Pharmaceutical care | 2 (11) |
| Nursing | 1 (6) |
| Telemedicine | 1 (6) |
| Sample size | |
| 10<n≤ 25 | 3 (17) |
| 25<n≤100 | 10 (56) |
| 100<n<200 | 3 (17) |
| 200<n<500 | 2 (11) |
| Methods of assessment | |
| Interviews | 5 (28) |
| Survey | 12 (67) |
| Group discussion | 1 (6) |
| Method of evaluation | |
| Qualitative | 4 (22) |
| Quantitative | 12 (67) |
| Mixed | 2 (11) |
*Multiple selection possible.
RCT, randomised controlled trial.