Table 3.

Distribution of usability attributes (n=17) and affiliated reports (N=88).

Usability attribute	Distribution, n (%)	Reports (references)
Satisfaction	74 (84)	[24-28,31-37,39-42,44-48,50,52,54-57,59,60,62-66,69-81,83,84,86-104,107-110]
Usefulness	51 (58)	[24,26,28-31,35-39,42-47,49,50,53-55,60-62,65,67,68,72-74,76,79-87,92,93,96,99,104,106-108,110,111]
Ease of use	45 (51)	[24,26,28,29,31,32,35-38,41-43,45-47,49-51,53,55,57,58,61-63,67-70,72,80-82,84-86,88,90,92-94,106,107,109]
Learning performance	33 (38)	[24,32-34,36,37,41,42,48,49,52,53,57,59,60,62,64,68-70,73,79-81,86-89,95,96,100,104,110]
Learnability	23 (26)	[28,33,35,40,41,44,68-71,75,76,86,93,95,96,98,101,103-106,109]
Operational usability	19 (22)	[42,45,50,53,54,58,63,69,71,85,88,90,94,95,99-101,103,107]
Context of use	14 (16)	[30,35,38,44,54,58,61,66,72,84,85,91,104,105]
Navigation	12 (14)	[31,40-42,53,79,85,98,102,106,109,110]
Efficiency	11 (13)	[30,39,40,46,56,70,71,91,95,98,109]
Effectiveness	10 (11)	[32,39-41,51,59,61,77,98,108]
Frequency of use	10 (11)	[26,31,38,42,47,49,59,66,89,98]
User-friendliness	7 (8)	[29,37,40,45,57,79,102]
Errors	5 (6)	[42,72,95,98,109]
Cognitive load	3 (3)	[68,80,108]
Comprehensibility	2 (2)	[43,110]
Memorability	2 (2)	[109,110]
Simplicity	2 (2)	[31,88]