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Table 9 Rank correlations between daily usage (hours/day), aggregate autonomy, and aggregate prosthesis satisfaction (by category)

From: Survey of transfemoral amputee experience and priorities for the user-centered design of powered robotic transfemoral prostheses

 

Daily usage

Auton

Sat-comfort

Sat-aesth.

Sat-function

Sat-Gen char

rho

Daily use

1.00

0.277

0.221

0.208

0.258

0.154

Auton

0.277

1.00

0.234

0.362

0.434

0.556

Comfort

0.221

0.234

1.00

0.491

0.489

0.503

Aesthetics

0.208

0.362

0.491

1.00

0.455

0.491

Function

0.258

0.434

0.489

0.455

1.00

0.465

Gen Char

0.154

0.556

0.503

0.491

0.465

1.00

 

p

Daily use

1.00

0.004

0.025

0.036

0.009

0.123

Auton

0.004

1.00

0.018

0.0002

 < 0.0001

 < 0.0001

Comfort

0.025

0.0178

1.00

 < 0.0001

 < 0.0001

 < 0.0001

Aesthetics

0.036

0.0002

 < 0.0001

1.00

 < 0.0001

 < 0.0001

Function

0.009

 < 0.0001

 < 0.0001

 < 0.0001

1.00

 < 0.0001

Gen Char

0.1232

 < 0.0001

 < 0.0001

 < 0.0001

 < 0.0001

1.00

  1. Spearman rank correlations and p values for categories of daily prosthesis usage (hours/day), plus median autonomy (Auton.), and satisfaction with comfort, aesthetic aspects (Aesth.), mobility-related functionality (function), and general characteristics (Gen Char)
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Journal of NeuroEngineering and Rehabilitation

ISSN: 1743-0003

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