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Table 2 Importance of exoskeleton design features

From: A survey of stakeholder perspectives on exoskeleton technology

Exoskeleton design features Mean importance Standard deviation Median importance
Minimizes risk of falling 4.54 0.828 5
Purchase cost 4.39 0.912 5
Comfort 4.38 0.838 5
Repair and maintenance cost 4.34 0.844 4
Ease of putting on and taking off the device 4.25 1.033 5
Range of battery life 4.23 0.859 4
Ability to walk on uneven surfaces 4.22 0.922 4
Amount of energy needed for use 4.15 1.015 4
Ability to carry out daily tasks while standing 4.13 0.946 4
Portability of the device 4.09 0.942 4
Ability to toilet 4.05 1.071 4
Ability to use to get in and out of a car 3.97 1.033 4
Ability to climb stairs 3.91 1.029 4
Ability to use without arm crutches 3.71 1.006 4
Walking speed 3.64 0.985 4
Length of training to become proficient 3.34 1.082 3
Overall appearance 3.23 1.177 3
Valid N = 405    
  1. Descriptive statistics used to illustrate the difference in importance between ratings of 17 potential design features. These features were ranked by respondents on a Likert scale from 1 – Very Unimportant, to 5 – Very Important.