Pilot testing provided an opportunity to evaluate and refine aspects of the questionnaires, such as the wording, item order, usability and aesthetics, design and layout features.
It is designed to provide results similar to those obtained with the 10-item System Usability Scale, and is organized around the ISO 9241-11 definitiof of usability.
At the end of each cycle participants completed a 15-item global usability evaluation survey and were asked a series of open-ended questions.
In addition, the 10-item System Usability Scale (SUS) [ 63] will be administered to participants randomized to bCBT at T2 in order to evaluate the online blended treatment platform.
In the moderately influential category were other Instructional Design Effectiveness items (drag-drop, click-roll); Web Usability items (navig, load); Course Usefulness item (relevant); and Self-learning Attitude items (learnalone, motivation).
This study reported on the iterative development and evaluation of a hypertension-specific mobile phone self-report system with regard to item content and usability.
Included in the highly influential category were the items: Appeal of the web site design (item set – Web Usability) and the ability of the course to improve understanding of the subject (item set – Course Usefulness).
This comprehensive list was then refined based on item content and usability by expert consensus of a group of five ICU physicians, five ICU nurses, and three patient education specialists.
If time was constrained due to patient illness or time limitation due to treatment appointment or patient time constraints, the concept elicitation portion and the cognitive interview review of a separate questionnaire and the BPI-sf "worst" pain, "average" pain items, and the usability of the handheld device were priority questions.
Usability items in the CITAT do not presuppose the use of technology.
Usability items used for the heuristic evaluation Interaction 1) Are the links to websites consistent throughout the website?
