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Table 2 Correlation coefficients (Pearson) between heteronymous modulations of Sol produced by femoral nerve stimulation and levels of coactivation in static tasks

From: Abnormal coactivation of knee and ankle extensors is related to changes in heteronymous spinal pathways after stroke

Group

Modulations

Levels of coactivation

 

Time windows

(ms after ZCD)

Knee extension task

Plantarflexion task

  

Sol

GL

VL

RF

  

at VLmax

at RFmax

at VLmax

at RFmax

at Solmax

at GLmax

at Solmax

at GLmax

Stroke

(0-6)

0.59*

0.46

0.59*

0.52

-0.07

-0.05

0.19

0.22

 

(12-24)

0.56*

0.48

0.55*

0.41

0.15

0.16

0.30

0.35

Control

(0-6)

-0.28

-0.38

-0.17

-0.03

0.08

0.05

-0.06

-0.11

 

(12-24)

-0.05

-0.16

-0.04

-0.02

-0.18

-0.19

-0.14

-0.16

  1. Sol: Soleus; GL: Gastrocnemius Lateralis; VL: Vastus Lateralis; RF: Rectus Femoris; ZCD: Zero Central Delay; Significant correlations are in bold characters; *p ≤ 0.05