Table 3 Exploratory factor analysis: four-factor rotated solution (varimax rotation).

From: Ankle stiffness asymmetry is associated with balance function in individuals with chronic stroke

Category

Item

FActor 1

FActor 2

FActor 3

FActor 4

R2

Balance & gait

BBS

0.914

   

0.836

BBS11

0.639

   

0.408

FAC

0.632

   

0.400

Age

−0.544

   

0.296

Stroke

Onset

 

0.870

  

0.757

MAS

 

0.703

  

0.494

Symmetry

SRIE

  

0.951

 

0.905

WDRML

  

0.727

 

0.529

SRDP

  

0.718

 

0.516

Dimension

BMI

   

0.900

0.810

  1. BBS Berg Balance Scale, BBS11 BBS 11th item turning 360°, SRDP ankle stiffness symmetry ratio in dorsi-/plantar direction along talocrural axis, SRIE ankle stiffness symmetry ratio in In-/Eversion direction along subtalar axis, WDRML mediolateral weight distribution ratio during quiet standing, MAS modified Ashworth Scale, FAC functional ambulation category.
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