Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
Results of the system usability scale questionnaire.
| Question | Score |
|---|---|
| Q1 | 4.75 ± 0.59 |
| Q2 | 2.5 ± 1.55 |
| Q3 | 4.66 ± 0.47 |
| Q4 | 2.91 ± 1.49 |
| Q5 | 4.08 ± 1.11 |
| Q6 | 1.83 ± 1.28 |
| Q7 | 4.58 ± 1.11 |
| Q8 | 1.58 ± 1.32 |
| Q9 | 4.91 ± 0.27 |
| Q10 | 1.08 ± 0.27 |
| TOTAL | 80.71 ± 9.79 |
Data are expressed as mean ± standard deviation.
