Table 7.
Ergonomic criteria associated with identified usability problems with its number of occurrence and frequency.
| Ergonomic criteria | Usability problems | Number of occurrence and percentage of the usability problem, n (%) | ||
| Guidance | 17 (21) | |||
|
|
Guidance—prompting | Select the child | 13 (16) | |
|
|
Guidance—immediate feedback | Recording of information entered | 4 (5) | |
| Explicit control | 2 (2) | |||
|
|
User control | Message hiding the button to access the map tutorial | 2 (2) | |
| Significance of codes | 34 (42) | |||
|
|
|
Find the symptom page | 5 (6) | |
|
|
|
Find the cough symptom | 1 (1) | |
|
|
|
Find the waiting times page | 13 (16) | |
|
|
|
Find the forecast page | 4 (5) | |
|
|
|
Find the location of the EDa | 9 (11) | |
|
|
|
Find the diagnostic sheet: select the history section | 2 (2) | |
| Compatibility | 28 (35) | |||
|
|
|
Access the child’s profile | 1 (1) | |
|
|
|
Understand the waiting times page | 10 (12) | |
|
|
|
Find the page to inform about departure to the ED | 7 (9) | |
|
|
|
Find the map tutorial | 6 (7) | |
|
|
|
Find the diagnostic sheet: reach the information page | 4 (5) | |
aED: emergency department.