Data were collected using questionnaire.
They say existing services focus on either using questionnaire results or, like Ginger.io, gather data from smartphone movement sensors.
Using questionnaire is common and proven method in risk representation studies (Smerecnik et al. 2012).
Another limitation was the recall bias, which is usual in most of the studies using questionnaire.
This study employed quantitative method survey design using questionnaire as an instrument.
This study employed quantitative method survey design to collect data using questionnaire as an instrument.
Quantitative method using questionnaire and qualitative method using interview protocol to obtain data.
The methodology of a bottom up approach was observed by using questionnaire surveys.
This study utilized quantitative method survey design by using questionnaire as research instrument to obtain data.
For this study, typical villages were selected, and the related data were obtained by using questionnaire surveys and household interviews.
