Table 2.
The system usability scale score of the VCPWApp (n = 28).
| SUSa analysis item | Value per 5-point Likert scale responseb, n (%) |
||||
|---|---|---|---|---|---|
| 1 | 2 | 3 | 4 | 5 | |
| I think that I would like to use this system frequently. | 0 | 0 | 0 | 1 (3.6) | 27 (96.4) |
| I found the system unnecessarily complex. | 26 (92.9) | 1 (3.6) | 1 (3.6) | 0 | 0 |
| I thought the system was easy to use. | 0 | 0 | 0 | 1 (3.6) | 27 (96.4) |
| I think that I would need the support of a technical person to be able to use this system. | 26 (92.9) | 2 (7.1) | 0 | 0 | 0 |
| I found the various functions in this system were well integrated. | 0 | 0 | 1 (3.6) | 1 (3.6) | 26 (92.9) |
| I thought there was too much inconsistency in this system. | 26 (92.9) | 1 (3.6) | 1 | 0 | 0 |
| I would imagine that most people would learn to use this system very quickly. | 0 | 0 | 0 | 1 (3.6) | 27 (96.4) |
| I found the system very cumbersome to use. | 25 (89.3) | 2 (7.1) | 1 (3.6) | 0 | 0 |
| I felt very confident using the system. | 0 | 0 | 1 (3.0) | 1 (3.6) | 26 (92.9) |
| I needed to learn a lot of things before I could get going with this system. | 26 (92.9) | 2 (7.1) | 0 | 0 | 0 |
a
SUS: System Usability Scale.
b
From 1 (“Do not agree at all”) to 5 (“Completely agree”).