(Procedure & Participants) 

1. Where did the researchers find their participants? How many participants were included in the final sample?

2. Were participants asked to sign a paper or online consent form?

3. What demographic information did the researchers ask for?

(Instruments)

4. Three ‘scales’ were used in the questionnaire:

–Process and social usage scale

–Smartphone addiction scale

–Depression anxiety stress scale

A.  What three existing questionnaires were used?

B.  What question-types were included in each scale (e.g. 

dichotomous, open, likert scale…)?