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Table 1 Values representing task performance (AE Peak and AE Valley ), GF scaling (GF/LF), and GF-LF coupling (r max and time lag) in targeting and tracking feedback conditions performed at 0.77 Hz and 1.53 Hz

From: Grip and load force coordination in cyclical isometric manipulation task is not affected by the feedback type

  

AEPeak(N)

AEValley(N)

GF/LF

Time lag (ms)

rmax

Targeting

0.77 Hz

0.653b

0.596

0.779 b

4.89

0.974 a

  

(0.077)

(0.074)

(0.055)

(3.25)

 
 

1.53 Hz

0.753a

0.552

0.882 a

9.27

0.962 b

  

(0.051)

(0.056)

(0.046)

(4.42)

 

Tracking

0.77 Hz

0.573b

0.491

0.738b

6.04

0.98 a

  

(0.041)

(0.058)

(0.053)

(3.17)

 
 

1.53 Hz

0.733a

0.461

0.95a

9.22

0.947 b

  

(0.052)

(0.056)

(0.06)

(3.46)

 
  1. Note: Means and respective standard errors are shown for the first four variables and median values are shown for rmax. Also, "a" significantly greater than "b".