title: Development and testing of new upper-limb prosthetic devices: research designs for usability testing.
abstract: The purposes of this article are to describe usability testing and introduce designs and methods of usability testing research as it relates to upper-limb prosthetics. This article defines usability, describes usability research, discusses research approaches to and designs for usability testing, and highlights a variety of methodological considerations, including sampling, sample size requirements, and usability metrics. Usability testing is compared with other types of study designs used in prosthetic research.
authors.affiliation: Providence Department of Veterans Affairs Medical Center, Providence, RI, USA. Linda.Resnik@va.gov
authors.forename: Linda
authors.initials: L
authors.lastname: Resnik
mesh_terms: D000671:Amputation, Surgical / Q000534:rehabilitation*; D001132:Arm; D001186:Artificial Limbs; D005069:Evaluation Studies as Topic; D006801:Humans; D011474:Prosthesis Design