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Table 1 Statistical analyses of results of VAS-anxiety and motor function as indexed by Purdue pegboard test

From: Mental imagery-induced attention modulates pain perception and cortical excitability

VAS for anxiety

  

Baseline/pre intervention

Post intervention

 

Mental imagery group

1.32 ± 1.20

0.96 ± 1.25

 

Control group

0.8 ± 0.94

0.43 ± 0.62

 

Two-tailed unpaired t-test comparing values between groups

P = 0.20

P = 0.13

Motor function as indexed by the Purdue pegboard test

 

Left hand

  
  

Baseline/pre intervention

Post intervention

 

Mental imagery group

11.9 ± 2.5

12.24 ± 2.26

 

Control group

11.98 ± 2.45

12.02 ± 2.51

 

Two-tailed unpaired t-test comparing values between groups

P = 0.98

P = 0.79

 

Right hand

  
  

Baseline/pre intervention

Post intervention

 

Mental imagery group

12.74 ± 2.49

13.33 ± 2.48

 

Control group

12.89 ± 2.44

13.27 ± 2.50

 

Two-tailed unpaired t-test comparing values between groups

P = 0.87

P = 0.95

  1. Visual analog scale = VAS. Expressed as: mean ± standard deviation.