Page 49 - IJPS-10-2

International Journal of
Population Studies Design and usability evaluations of a course

Appendix 3. Interview guide

The following questions (and follow-up questions based on the responses) were used to understand participants’ thoughts
on the usability aspects of the web-based course accessed on their own devices. The enumerated questions were adapted
from Nie et al. (2020). Invited experts were asked 11 questions related to usability in round 1, and older adults representing
the intended users were asked 15 questions related to usability in round 2. The interviews were audio-recorded to enable
transcription and further analysis.
No Round 1 Round 2
Your device: Your devices, computer use and experience:
a. What digital equipment did you use (PC, Mac, tablet, etc.)? a. What digital equipment did you use (PC, Mac, tablet, etc.)?
b. If you used a computer, how big was the screen? b. If you used a computer, how big was the screen?
c. Which Internet browser did you use? c. Which Internet browser did you use?
– d. How often do you use the unit?
– e. For what activities (browsing the Internet, paying bills, social media, etc.)?
– f. Would you consider yourself to be an experienced Internet user?
General opinions General opinions
1 Please, give me your general impression of the online course Please, give me your general impression of the online course “Light, activity,
“Light, activity, and sleep”. and sleep”.
2 What did you like the most about the online course? What did you like the most about the online course?
3 What did you like the least about the online course? What did you like the least about the online course?
Perceived ease of use Perceived ease of use
4 Did you find this online course easy to use? Did you find this online course easy to use?
5 Did you come across any difficulties or challenges when Did you come across any difficulties or challenges when using the online
using the online course? course?
6 Was the graphical design and layout clear? Was the graphic design and layout clear?
7 Were the “practical exercises”/instructions frustrating or Were the “practical exercises”/instructions frustrating or confusing to follow?
confusing to follow?
8 How do you feel about the overall effort to use the online How do you feel about the overall effort to use the online course?
course?
Perceived usefulness
9 – Can you imagine the web-based course might be useful for you?
10 – Do you think the web-based course could be beneficial to other people?
11 – Do you think something like this would help you change your routines
relating to activity outdoors? … relating to sleep?
12 – Do you think something like this would help you or others make
improvements in your home relating to lighting? … relating to darkness?
Concerns Concerns
13 Are there additional features of the online course that you Are there additional features of the online course that you would like to have?
would like to have?
14 Are there features of the online course that you find Are there features of the online course that you find unnecessary?
unnecessary?
15 Have you thought of anything else that I haven’t covered? Have you thought of anything else that I haven’t covered?
Closing questions Closing questions
Have you previously worked with: What is your age?
a. Course development or pedagogy? How many persons live in your household?
b. Interaction design? Do you live in an apartment or a house?
c. The intended users (older adults)? What is your current occupation?
Please, describe your current occupation or your work Have you previously worked with:
activities. a. Course development or pedagogy?
b. Health in general?
c. Specifically light, physical activity or sleep?

Volume 10 Issue 2 (2024) 43 https://doi.org/10.36922/ijps.378