Table 2.

Usability test tasks.

Task		Participants who completed the task, n	Participants who made errors, n	Participants who needed an assistance, n
1. Downloading the app and log-in		7	0	3
2. Monitoring and registering BPa with the app		6	0	4
3. Recording other data ( medication and distress)
	3.1 Enter the medication name and its dose	6	4	0
	3.2 Enter the distress level you feel and select any applicable problems	10	0	0
4. Indicate whether the BP average value and see if its normal or not		6	2	2
5. Compare the new measurement of BP data with those measured before		7	1	2
6. Indicate whether the current measured BP is normal or not using the Blood Pressure Scatter Char		7	1	2
7. Set a reminder for self-monitor BP 4 times a week		2	8	0
8. Inserting a tick to mark self-monitoring as completed		10	0	0
9. Indicate how many challenges are set		10	0	0
10. Indicate how many tasks have you completed and how many tasks do you still to need finish		2	5	3
11. Read the information about BP monitors		6	0	4

^aBP: blood pressure.