Table 4 Data extraction table

1. Study overview

 Study identifier

(Author)

 Extraction date

 Bibliographic reference

2. Design of paper

 Study type

Qualitative or quantitative

 Research methodology

Case study, action research, interview, survey, other methods

 Research questions/hypotheses

Statement of hypotheses, research questions

 Research context and targeted platforms/services

What are the aim and objectives and the aim of the study ?

3. Identified issues

 What are the identified issues in each paper

 Targeted Community of researchers

4. Results and findings

 Findings

 Implications

 Limitations