Table 2 P100, N170, and N250 amplitude and latency values that showed significant differences among groups

Disgust

Low

O2

4.41 ± 2.93

3.25 ± 2.95

9.30 ± 2.40*^#

20.498

<0.001

P7

3.22 ± 2.54

2.86 ± 1.48

6.33 ± 2.46*^#

12.903

<0.001

Moderate

O2

4.76 ± 2.91

3.21 ± 3.68

10.56 ± 2.76*^#

22.833

<0.001

P7

3.20 ± 1.92

2.68 ± 1.85

6.39 ± 2.65*^#

14.763

<0.001

P8

5.33 ± 2.32

3.88 ± 2.95*

7.45 ± 3.33*^#

6.882

0.002

High

O2

4.58 ± 2.80

3.84 ± 3.42

9.94 ± 2.35*^#

18.900

<0.001

P7

3.21 ± 2.49

2.93 ± 1.73

6.22 ± 2.99*^#

9.772

<0.001

P8

5.77 ± 2.47

4.30 ± 3.16*

7.96 ± 3.21*^#

6.698

0.002

Happiness

Low

O2

4.16 ± 2.78

3.73 ± 2.89

8.72 ± 2.10*^#

15.030

<0.001

P7

2.97 ± 2.50

3.08 ± 1.79

5.60 ± 2.74*^#

6.106

0.004

Moderate

O2

4.26 ± 3.13

3.59 ± 2.65

8.69 ± 2.85*^#

14.624

<0.001

P7

3.37 ± 2.53

2.75 ± 1.87

5.97 ± 2.54*^#

9.143

<0.001

P8

5.26 ± 2.79

4.36 ± 2.77

6.96 ± 3.26^#

3.502

0.037

High

O2

4.57 ± 2.88

4.51 ± 2.79

10.54 ± 2.23*^#

24.627

<0.001

P7

3.85 ± 2.57

3.04 ± 1.52

7.11 ± 1.86*^#

18.537

<0.001

Fear

Low

O2

4.25 ± 2.37

4.00 ± 2.28

9.68 ± 2.08*^#

30.456

<0.001

P7

2.70 ± 2.51

2.98 ± 1.80

6.95 ± 2.08*^#

18.939

<0.001

P8

4.56 ± 2.64

4.13 ± 2.45

7.02 ± 2.89*^#

5.559

0.006

Moderate

O1

3.88 ± 3.05

3.54 ± 2.16

5.93 ± 1.84*^#

4.427

0.017

O2

4.29 ± 2.52

3.75 ± 2.69

8.27 ± 1.77*^#

15.671

<0.001

P7

2.99 ± 2.53

2.54 ± 1.31

5.37 ± 2.61*^#

8.352

0.001

High

O2

4.70 ± 2.53

4.25 ± 2.57

10.09 ± 2.12*^#

26.673

<0.001

P7

3.54 ± 2.38

3.11 ± 1.57

6.47 ± 2.19*^#

12.968

<0.001

Disgust

Moderate

O1

119.50 ± 16.85

119.26 ± 22.60

90.85 ± 23.76*^#

9.061

<0.001

O2

120.11 ± 19.25

102.63 ± 29.21*

115.46 ± 16.50

3.156

0.050

High

O1

116.00 ± 17.22

115.04 ± 23.17

80.31 ± 30.78*^#

11.269

<0.001

Happiness

High

O1

118.44 ± 19.64

119.08 ± 22.17

99.92 ± 23.21*^#

3.808

0.028

Fear

Moderate

O1

111.83 ± 24.34

122.31 ± 20.56

103.92 ± 22.42^#

3.201

0.049

High

O1

121.89 ± 19.12

114.92 ± 28.07

92.08 ± 26.18*^#

5.650

0.006

Happy

Low

O2

2.17 ± 2.56

1.92 ± 2.74

4.73 ± 3.58*^#

4.216

0.020

Disgust

Low

P8

171.95 ± 15.96

185.11 ± 16.45*

170.54 ± 14.04^#

5.958

0.005

Moderate

P8

173.39 ± 11.58

185.37 ± 16.38*

171.69 ± 11.54^#

5.947

0.005

High

P8

176.50 ± 10.93

184.26 ± 13.14*

172.23 ± 10.56^#

5.088

0.009

Happiness

Moderate

O1

178.89 ± 15.95

184.54 ± 20.53

196.46 ± 17.94*

3.422

0.040

P8

175.00 ± 11.55

186.69 ± 16.85*

172.85 ± 12.23^#

5.513

0.007

High

P7

177.28 ± 16.62

179.72 ± 24.47

159.46 ± 23.19*^#

3.899

0.026

P8

173.44 ± 15.86

185.56 ± 18.27*

174.46 ± 11.94

3.596

0.034

Fear

Moderate

O1

179.61 ± 14.46

174.27 ± 25.56

199.00 ± 20.92*^#

5.804

0.005

P8

174.72 ± 12.43

182.27 ± 14.42*

170.62 ± 11.46^#

3.855

0.027

High

O2

173.17 ± 17.05

189.73 ± 20.45*

170.62 ± 13.26^#

6.855

0.002

P8

175.28 ± 13.06

186.92 ± 15.08*

171.38 ± 12.93^#

6.649

0.003

Fear

High

F3

2.18 ± 1.65

2.26 ± 1.21

3.87 ± 1.71*^#

6.307

0.003

Happiness

Low

F3

271.62 ± 59.72

253.35 ± 53.38

318.92 ± 29.66*^#

5.481

0.007

Moderate

F3

268.05 ± 56.72

261.13 ± 58.93

315.00 ± 40.72*^#

4.308

0.018

F4

257.29 ± 43.70

262.70 ± 47.27

308.85 ± 38.41*^#

7.115

0.002

High

F4

252.71 ± 49.28

254.95 ± 55.33

314.15 ± 24.42*^#

8.153

0.001

Disgust

Low

F3

280.57 ± 47.55

286.52 ± 43.02

319.46 ± 28.48*^#

3.915

0.026

Moderate

F3

278.27 ± 43.37

266.04 ± 51.72

313.15 ± 40.15*^#

3.981

0.024

High

F4

251.59 ± 49.60

256.22 ± 56.27

304.77 ± 42.57*^#

4.999

0.010

Fear

Low

F4

277.00 ± 42.43

250.78 ± 53.06

301.54 ± 35.87^#

3.920

0.026

FC3

274.14 ± 47.56

253.09 ± 53.71

312.23 ± 43.91*^#

4.746

0.013

Moderate

F3

265.10 ± 45.55

279.30 ± 49.57

313.38 ± 38.47*^#

4.585

0.014

High

F3

274.67 ± 50.85

269.70 ± 56.07

313.92 ± 41.08*^#

3.627

0.033

FC3

271.90 ± 52.56

263.41 ± 61.82

316.85 ± 32.06*^#

4.774

0.012