Table 2

Summary of main results (N = 232)

Category of analysisPercentage
Number of articles published per year
201410% (24 papers)
201512% (29 papers)
201615% (34 papers)
201719% (44 papers)
201828% (65 papers)
201906% (13 papers)
202010% (23 papers)
Research design
Survey43% (99 papers)
Case study27% (63 papers)
Literature review10% (23 papers)
Modeling06% (15 papers)
Theoretical03% (07 papers)
Other11% (25 papers)
Data collection technique
Questionnaire39% (90 papers)
Mixed methods26% (60 papers)
Interview11% (25 papers)
Secondary data06% (14 papers)
Other05% (13 papers)
None13% (30 papers)
Data analysis technique
Modeling29% (68 papers)
Statistics25% (57 papers)
Content analysis21% (49 papers)
Mixed techniques03% (08 papers)
Other07% (16 papers)
None15% (34 papers)
Sustainability dimensions
Environmental38% (89 papers)
TBL25% (59 papers)
Mixed dimensions20% (46 papers)
Social13% (29 papers)
TBL+03% (07 papers)
Other01% (02 papers)

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