Cognitive Characteristics Associated With Device Adoption, Skill Retention, and Early Withdrawal From a Study of an Advanced Upper Limb Prosthesis

The aim of the study was to examine the role of cognition in device adoption, skill retention, and withdrawal from a study of an advanced upper limb prosthesis (the DEKA Arm).T tests and Wilcoxon rank-sum tests were used to compare test performance among study completers and noncompleters. Multivariable regression analyses were used to predict study withdrawal and DEKA Arm skill retention.Compared with self-withdrawn participants, those who were...