Research methods used in the selected research studies
| Research method | Number of articles (f) | Percentage (%) |
|---|---|---|
| Mono-method research | 40 | 77 |
| Questionnaire survey | 19 | 37 |
| Case study | 9 | 17 |
| Interviews | 6 | 12 |
| Experimental study | 2 | 4 |
| Action research | 1 | 2 |
| Document review | 1 | 2 |
| Ethnography | 1 | 2 |
| Workshops | 1 | 2 |
| Multi-methods research | 12 | 23 |
| Interview and questionnaire survey | 3 | 6 |
| Document review and questionnaire survey | 2 | 4 |
| Case study and questionnaire survey | 2 | 4 |
| Experimental study and case study | 1 | 2 |
| Document review and interview | 1 | 2 |
| Interview, questionnaire survey and participant observation | 1 | 2 |
| Participant observation and questionnaire survey | 1 | 2 |
| Review and autoethnography | 1 | 2 |
| Research method | Number of articles ( | Percentage (%) |
|---|---|---|
| Questionnaire survey | 19 | 37 |
| Case study | 9 | 17 |
| Interviews | 6 | 12 |
| Experimental study | 2 | 4 |
| 1 | 2 | |
| Document review | 1 | 2 |
| Ethnography | 1 | 2 |
| 1 | 2 | |
| Interview and questionnaire survey | 3 | 6 |
| Document review and questionnaire survey | 2 | 4 |
| Case study and questionnaire survey | 2 | 4 |
| Experimental study and case study | 1 | 2 |
| Document review and interview | 1 | 2 |
| Interview, questionnaire survey and participant observation | 1 | 2 |
| Participant observation and questionnaire survey | 1 | 2 |
| Review and autoethnography | 1 | 2 |