Table 3.

Usability and usefulness of the smartphone app (total patients n = 67)

Answers	Good/very good
I find the app helpful	91%
The app is easy to use	98%
The app helps me deal with the symptoms of my illness	76%
The app has had a positive effect on doctor visits	80%
My records were taken into account by the doctor during consultations	89%
My symptoms are taken seriously by the doctor	97%
I believe that my personal data will be treated confidentially and used securely	100%
I would recommend the app to other patients	97%