User-Informed Medical Device Development: A Case Study for Pediatric Malnutrition Assessment.

ABSTRACT: Background. Mid-upper arm circumference (MUAC) has been extensively used to classify pediatric malnutrition. Recently, MUAC z score was recommended; however, the logistics of implementation were not addressed. This study examines the usability of a device that provides MUAC and corresponding z score range in a single device. Methods. This was a single-center study of nutrition services providers. The device was applied to children aged 2 months to 18 years admitted as inpatients or seen as outpatients. Surveys incorporated benchmarking questions, assessed the ease with which respondents could perform 6 critical tasks, and provided an open-ended question to elicit feedback. Users were surveyed monthly until saturation was reached. Survey data were analyzed in agg

SUBMITTER: Thaete K 

PROVIDER: S-EPMC6636220 | biostudies-literature | 2019

REPOSITORIES: biostudies-literature