Table 2.

Descriptive statistics of the quality ratings for the mobile apps NettOpp and Opp.

	Opp (n=27)		NettOpp (n=15)
	Min-max	Mean (SD)	Min-max	Mean (SD)
Is the app interesting to use?	3-5	3.78 (0.51)	3-5	4.00 (0.65)
Is the app content appropriate for the target audience?	3-5	4.37 (0.68)	3-5	4.47 (0.64)
How accurately or fast do the app features and components work?	3-5	4.67 (0.55)	1-5	4.13 (1.25)
How easy is it to learn how to use the app?	3-5	4.48 (0.65)	3-5	4.53 (0.64)
Is arrangement and size of buttons or icons (…) on the screen appropriate or zoomable?	2-5	4.37 (0.79)	4-5	4.53 (0.52)
How good does the app look?	2-5	4.15 (0.66)	3-5	4.13 (0.74)
Does the app contain what is described?	3-5	4.26 (0.17)	4-5	4.80 (0.41)
Would you recommend this app to people who might benefit from it?	2-5	3.68 (0.84)	1-5	4.33 (0.74)
How many times do you think you would use this app in the next 12 months?	1-5	3.33 (1.04)	1-5	3.47 (1.25)
What is your overall star rating of the app?	3-4	3.78 (0.42)	3-5	4.20 (0.56)