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. 2019 Nov 21;14(11):e0225453. doi: 10.1371/journal.pone.0225453

Table 4. Evaluation results for experts assessing OSCA.

Facets Checklist for the usability problem Beta version Final version
Usable 1. Easy to use. 4.6 4.8
2. Loading speed of the dental chart is fast. 3.6 4.2
Useful 3. Content will be used frequently. 4.6 4.6
4. Content is categorized appropriately. 4.2 4.6
Desirable 5. Information are integrated as visual images. 4.8 4.8
6. Specific information are provided personalized. 4.8 5.0
Findable 7. The information of how to use the App is provided. 5.0 5.0
8. The menu can be found easily. 4.8 4.8
Accessible 9. The provided information of oral care can be easily accessed. 4.2 4.2
Credible 10. Zero errors occurred while using it. 4.0 4.4
11. Information captured from this App can be trusted. 4.2 4.6
Valuable 12. Providing important information for oral self-care. 4.0 4.6
13. An appropriate medium for recalling the advice of oral self-care which provided by the dental care team. 4.2 4.4
Aggregate 4.38 4.62