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Table 4 Spearman correlations (probabilities) relevant to the convergent validity of the pendulum test

From: Reliability and validity of pendulum test measures of spasticity obtained with the Polhemus tracking system from patients with chronic stroke

Measures

First Reversal-NW

First Reversal-W

AUC-NW

AUC-W

Velocity-NW

Velocity-W

First Reversal-W

.99 (.001)

     

AUC-NW

.96 (.001)

.96 (.001)

    

AUC-W

.91 (.002)

.91 (.002)

.91 (.002)

   

Velocity-NW

.96 (.001)

.96 (.001)

.86 (.007)

.81 (.015)

  

Velocity-W

.96 (.001)

.96 (.001)

.87 (.005)

.92 (.001)

  

Rest Angle

.71 (.050)

.71 (.050)

.67 (.071)

.57 (.139)

.62 (.102)

.64 (.091)

Ashworth

-.80 (.018)

-.80 (.018)

-.73 (.040)

-.63 (.094)

-.85 (.007)

-.89 (.003)

Knee Jerk

-.76 (.028)

-.76 (.028)

-.79 (.019)

-.67 (.070)

-.64 (.086)

-.76 (.028)

Knee Force

.73 (.040)

.73 (.040)

.76 (.028)

.57 (.139)

.67 (.071)

.59 (.126)

Gait Speed

.49 (.217)

.49 (.217)

.57 (.139)

.45 (.260)

.31 (.456)

.27 (.509)

  1. *AUC = area under curve, W = weight, NW = no weight