Table 6

Type of Study and Methodology.

Type of studyTotalAreas of study
Articles%Economic  
n = 91
Social
n = 134
Environmental 
n = 153
Combination
of areas n = 20
Study type (n = 224)
Qualitative15770.475.163.270.6100.0
Quantitative4821.419.728.920.20.0
Mixed198.54.67.89.00.0
Methodology (n = 354)
Literature review11331.931.930.631.725.0
Case study11131.326.328.532.145.0
Survey4312.112.513.213.410.0
Interview3810.712.59.110.420.0
Questionnaire1444.15.12.60.0
Others351012.513.29.50.0