User group
Different user groups, such as nurses, patients at home and service technicians, can make different use errors. Each distinct group usually needs its own participants in the summative evaluation.
subset of USERS who are differentiated from other USERS by factors that are likely to influence their interactions with the MEDICAL DEVICE NOTE 1 to entry: Attributes of USER GROUPS can include age, culture, expertise.
IEC 62366-1:2015+AMD1:2020, clause 3.25