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Table 4 Partial Spearman correlation coefficient \(\rho\) between 5 different robotic task metrics on the affected side

From: Reliable and valid robot-assisted assessments of hand proprioceptive, motor and sensorimotor impairments after stroke

  

Motor

  

Sensorimotor

  

Vel. Ext.

AROM

Force Flex.

RMSE Slow

Sensory

AE

0.32

− 0.25

− 0.11

0.50**

Motor

Vel. Ext.

 

0.47*

0.42*

− 0.20

AROM

  

0.45*

− 0.02

Force Flex.

   

0.09

Sensorimotor

RMSE Slow

    
  1. AE: Position Matching Absolute Error,Vel. Ext.: Maximum Velocity Extension, AROM: Active Range of Motion, Force Flex.: Maximum Force Flexion, RMSE Slow: Tracking Error RMSE Slow. Statistical significance: p-value<0.05: *, p-value<0.01: **