Table 2 Usability assessment according to the SUS scale
Variable | N (%) |
|---|---|
I think I would like to use this system frequently | |
Agree | 14 (46.7) |
Strongly agree | 16 (53.3) |
I found the system unnecessarily complex | |
Strongly disagree | 17 (56.7) |
Disagree | 8 (26.7) |
Neutral | 1 (3.3) |
Agree | 2 (6.7) |
Strongly agree | 2 (6.7) |
I found the system easy to use | |
Strongly disagree | 1 (3.3) |
Disagree | 1 (3.3) |
Neutral | 1 (3.3) |
Agree | 7 (23.3) |
Strongly agree | 20 (66.7) |
I think I would need the support of a technical support to be able to use this system | |
Strongly disagree | 15 (50.0) |
Disagree | 12 (40.0) |
Neutral | – |
Agree | 2 (6.7) |
Strongly agree | 1 (3.3) |
I found that the various functions in this system were well integrated | |
Strongly disagree | – |
Disagree | – |
Neutral | 1 (3.3) |
Agree | 10 (33.3) |
Strongly agree | 19 (63.3) |
I thought there was a lot of inconsistency in this system | |
Strongly disagree | 18 (60.0) |
Disagree | 7 (23.3) |
Neutral | 1 (3.3) |
Agree | 3 (10.0) |
Strongly agree | 1 (3.3) |
I imagine that most people would learn to use this system quickly | |
Strongly disagree | – |
Disagree | 1 (3.3) |
Neutral | 1 (3.3) |
Agree | 6 (20.0) |
Strongly agree | 22 (73.3) |
I found the system too heavy to use | |
Strongly disagree | 24 (80.0) |
Disagree | 5 (16.7) |
Neutral | 1 (3.3) |
Agree | – |
Strongly agree | – |
I felt very confident in using this system | |
Strongly disagree | – |
Disagree | 1 (3.3) |
Neutral | 4 (13.3) |
Agree | 10 (33.3) |
Strongly agree | 15 (50.0) |
I had to learn a lot of things before I could start using this system | |
Strongly disagree | 12 (40.0) |
Disagree | 10 (33.3) |
Neutral | 2 (6.7) |
Agree | 4 (13.3) |
Strongly agree | 2 (6.7) |