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Table 5 Validity

From: Reliability, validity and discriminant ability of the instrumental indices provided by a novel planar robotic device for upper limb rehabilitation

 

FMA-UL

ARAT

BI

Duration

−0.8507***

−0.7716***

− 0.6738***

Velocitymean

0.8227***

0.7587***

0.6340***

Lengthtot

0.8551***

0.7268***

0.7139***

Lenght1

0.7700***

0.6273***

0.6423***

Lenght2

0.6259***

0.5904***

0.4419**

Lenght3

0.5093***

0.4613***

0.4195**

Lenght4

0.7172***

0.5689***

0.6021***

Lenght5

0.8047***

0.6666***

0.6638***

Lenght6

0.8026***

0.7075***

0.6914***

Lenght7

0.8267***

0.6979***

0.6404***

Lenght8

0.8584***

0.7196***

0.6241***

Score

0.8443***

0.7384***

0.7417***

Worktot

0.3472**

0.3672**

0.1700

Worktan

0.8188***

0.6942***

0.6564***

  1. Spearman’s correlation coefficient between the robotic indices and the following clinical scale: Upper limb subscale of the Fugl-Meyer Assessment (FMA-UL), Action Research Arm Test (ARAT), and Barthel Index (BI). The symbols **, and *** indicate a p value less than 0.01 and 0.001 respectively