Table 1.

System Usability Scale (SUS).

Please indicate the extent to which you agree with the following statements (1 = Strongly Disagree, 7 = Strongly Agree):
1. I think I would like to use this pump.
2. I found this pump simple.
3. I thought this pump was easy to use.
4. I think that I could use this pump without the support of a technical person.
5. I found the various functions in this pump were well integrated.
6. I thought there was a lot of consistency in this pump.
7. I would imagine that most people would learn to use this pump very quickly.
8. I found this pump very intuitive.
9. I felt very confident using this pump.
10. I could use this pump without having to learn anything new.