Table 2 Summary of the main effects and interactions of authenticity and emotion category on N100, P200 and LPC amplitudes.

From: The neural basis of authenticity recognition in laughter and crying

 

Omnibus tests of ERP amplitudes

Effects

Comparison

Mean difference

SD

F (df)

p-value

ηp2

N100

Authenticity

Auth > Act

0.182

0.43

5.67 (31)

0.024*

0.16

Emotion

–

0.041

0.41

0.32 (31)

0.576

0.01

Authenticity*Emotion

–

–

–

1.14 (31)

0.244

0.04

P200

Authenticity

Auth < Act

− 0.37

0.76

7.42 (31)

0.010*

0.19

Emotion

Laugh > Cry

0.36

0.94

4.69 (31)

0.038*

0.13

Authenticity*Emotion

–

–

–

1.15 (31)

0.291

0.04

LPC

Authenticity

–

0.54

1.29

2.74 (31)

0.108

0.08

Emotion

Laugh > Cry

0.35

1.19

5.68 (31)

0.023*

0.16

Authenticity*Emotion

–

–

–

0.11 (31)

0.737

0.004

  1. Statistically significant effects (p < 0.05) are signalled with a bold font and an asterisk.
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