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Healthcare Information Technology Exam Guide for CompTIA Healthcare IT Technician and HIT Pro Certifications by Brian Gugerty, Kathleen McCormick

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Usability of Healthcare IT

In response to the increasing complexity of user interfaces and systems, the field of usability engineering emerged in the early 1990s. The methods that have emerged from usability engineering have been applied to improve HCI in a wide range of fields, including HIT. The usability of an information system can be defined as a measure of its ease of use by human users. Usability is a concept that can be considered as a measure of how easy it is to use an information system, how efficient and effective the system is, and how easy it is to learn to use the system.5 In addition, usability, broadly defined, also considers the safety of healthcare IT (how safe it is to use a healthcare system) as well as the concept of user ...

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