The phrase "ascertain usability" is correct and usable in written English.
It can be used when discussing the process of determining how user-friendly or effective something is, often in the context of product design or software development.
Example: "Before launching the new app, we need to ascertain usability through user testing to ensure it meets our customers' needs."
Alternatives: "determine usability" or "evaluate usability".
While health information technologies have become increasingly popular, many have not been formally tested to ascertain their usability.
Standards, such as World Health Organisation (WHO 1993), United States Environmental Protection Agency (USEPA 2003), Bureau of Indian Standards (BIS 2003), etc. help to ascertain the usability of water for various purposes.
The questionnaires were piloted in the same six practices to further ascertain relevance and usability before final distribution.
It would be useful in future to conduct a broader survey on a larger sample of users of the POA eForm in order to ascertain perspectives on the usability of the system, match to work practices and how it may have impacted clinical processes and patient care.
During two initial pilot studies, healthy subjects or patients were asked to fill in a questionnaire devised to ascertain the acceptability and usability of the PSYCHE system, since the long-term aim of developing a WWS is to create a new clinical tool that can be used at home.
The format of our study can not ascertain whether these were legitimate usability issues or else, embedded checks and safety features which were not perceived as such by GPs.
A previous study explored practitioners perceptions of using CIDAs; however it is important to ascertain older adult's views about the usability of technology and to compare findings.
The questionnaire was pretested on 10 students who did not take part in the actual study, to clarify instructions, relevancy, usability and completion time, to refine and introduce modifications where necessary and to ascertain reliability and validity [ 21].
A whole new usability experience.
