Table 1.
Outcomes of the usability and usefulness questionnaire (n = 44), rated on a scale from 1 (strongly disagree) to 5 (strongly agree).
| Questionnaire item | Rating, mean (SD) |
Agree or strongly agree, n (%) |
||
| Usability | ||||
| 1 | I think the iStepLog application is user-friendly | 4.45 (0.66) | 91% (40/44) | |
| 2 | I like the overall presentation and layout of the iStepLog application | 4.24 (0.66) | 89% (39/44) | |
| 3 | I was able to easily find my way around the iStepLog application | 4.48 (0.59) | 95% (42/44) | |
| 4 | I was able to easily enter and edit my steps in the application | 4.39 (0.65) | 91% (40/44) | |
| 5 | I was able to easily sync my steps to the 10,000 Steps website | 4.21 (0.81) | 80% (35/44) | |
| Scale average of questions 1 to 5 | 4.35 (0.67) | 89% (39/44) | ||
| Usefulness | ||||
| 6 | It was convenient for me to use the iStepLog application | 4.50 (0.70) | 89% (39/44) | |
| 7 | I prefer to use the iStepLog application rather than go to the 10,000 Steps website to enter my steps | 4.35 (0.75) | 84% (37/44) | |
| 8 | The iStepLog encouraged me to log my steps more often than before it was available | 4.00 (0.83) | 80% (35/44) | |
| 9 | I didn’t visit the 10,000 Steps website as often because I used the iStepLog application | 4.33 (0.76) | 84% (37/44) | |
| 10 | I would like to continue using the iStepLog application | 4.47 (0.70) | 89% (39/44) | |
| Scale average of questions 6 to 10 | 4.33 (0.75) | 84% (36.8/44) | ||