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Table 2 Values of statistical analyses using ANOVA

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

Pain outcome both hands

TMS outcome: MEP

Factors

Degree of freedom

p-Value

Factors

Degree of freedom

p-Value

Time (pre vs. post) Group (mental imagery vs. control) Hand (right vs. left)

F(1,28) = 7.40

0.0079

Time (pre vs. post) Group (mental imagery vs. control)

F(1,26) = 7.93

0.0091

Interaction of time and hand

F(1,27) = 1.43

0.2359

Interaction of time and group

F(1,26) = 7.99

0.3753

Interaction of time and group

F(1,27) = 0.47

0.4947

   

Time (pre vs. post) Hand (right vs. left)

F(1,27) = 2.87

0.0939

   
   

TMS outcome: CSP 110%

   

Time (pre vs. post) Group (mental imagery vs. control)

F(1,27) = 17.40

0.0003

   

Interaction of time and group

F(1,27) = 0.2

0.6611

Pain outcome left hand

 

Group(mental imagery vs. control) Time (pre vs. post)

F(1,27) = 6.34

0.0178

TMS outcome: CSP 120%

Interaction of time and group

F(1,27) = 0.84

0.3679

Time (pre vs. post) Group (mental imagery vs. control)

F(1,27) = 63.57

0.0001

   

Interaction of time and group

F(1,27) = 0.3

0.5883

Pain outcome right hand

TMS outcome: CSP 130%

Group(mental imagery vs. control) Time (pre vs. post)

F(1,27) = 2.89

0.1001

Time (pre vs. post) Group (mental imagery vs. control)

F(1,27) = 58.35

0.00001

Interaction of time and group

F(1,27) = 0.01

0.9248

Interaction of time and group

F(1,27) = 0.74

0.3966

   

TMS outcome: ICF

   

Time (pre vs. post) Group (mental imagery vs. control)

F(1,27) = 9.86

0.004

   

Interaction of time and group

F(1,27) = 0.62

0.4363

   

TMS outcome: SICI

   

Time (pre vs. post) Group (mental imagery vs. control)

F(1,27) = 1.76

0.1948

   

Interaction of time and group

F(1,27) = 0.29

0.5919

  1. Cortical silent periods = CSP; Motor-evoked potentials = MEP; Short intracortical inhibition = SICI; Intracortical facilitation = ICF.