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Table 2 FVEP amplitudes and times-to-peaks in ten horses with the active electrode at Pz-45

From: Visual evoked potentials in the horse

  

Time-to-peak (ms)

Peak-to-peak amplitude (μV)

Horse

Eye

P1

N1

P2

N2a

P3

N2

P4

P5

N1-P2

P2-N2

N2a-P3

N2-P4

A

OD

13 ± 1.4

28 ± 1.2

59 ± 2.0

124 ± 3.5

137 ± 8.7

150 ± 4.6

273 ± 8.6

Missing

9.6 ± 1.0

11.9 ± 1.8

2.5 ± 1.2

8.4 ± 2.9

B

OS

12 ± 3.5

26 ± 1.1

54 ± 2.3

113 ± 4.2

123 ± 3.5

145 ± 8.8

218 ± 13.8

373 ± 31.4

7.4 ± 0.7

15.7 ± 3.6

0.4 ± 0.1

13.5 ± 4.9

C

OD

14 ± 0.1

28 ± 1.0

62 ± 2.5

104 ± 4.1

125 ± 5.6

153 ± 7.5

207 ± 13.8

354 ± 15.8

6.1 ± 1.2

5.9 ± 1.4

1.5 ± 1.0

3.7 ± 1.1

D

OS

18 ± 1.0

25 ± 2.0

47 ± 1.5

87 ± 12.0

107 ± 10.0

138 ± 8.8

200 ± 15.3

260 ± 7.2

2.2 ± 0.8

4.5 ± 1.0

1.5 ± 1.0

4.5 ± 1.1

E

OD

16 ± 3.5

29 ± 0.1

55 ± 4.0

99 ± 1.4

116 ± 2.8

153 ± 6.8

234 ± 24.6

375 ± 10.2

3.8 ± 1.5

4.6 ± 1.4

2.9 ± 1.1

4.5 ± 1.5

F

OS

12 ± 2.3

27 ± 1.4

54 ± 4.6

105 ± 4.6

122 ± 7.6

148 ± 6.4

213 ± 18.2

361 ± 26.2

7.3 ± 1.8

13.8 ± 3.9

0.4 ± 0.3

11.1 ± 3.7

G

OS

17 ± 1.2

30 ± 2.7

58 ± 3.0

104 ± 22.2

111 ± 18.9

137 ± 5.5

213 ± 13.3

355 ± 30.3

2.6 ± 0.6

6.2 ± 1.2

2.8 ± 4.7

8.3 ± 2.5

H

OD

20 ± 1.1

32 ± 5.9

57 ± 4.0

84 ± 28.9

95 ± 27.0

133 ± 7.9

202 ± 13.7

337 ± 32.7

2.5 ± 0.5

5.7 ± 1.5

0.9 ± 0.4

8.0 ± 2.6

I

OS

12 ± 3.1

17 ± 3.5

48 ± 2.2

103 ± 6.2

110 ± 8.2

130 ± 3.0

193 ± 7.1

305 ± 12.1

1.8 ± 0.2

3.5 ± 0.7

0.2 ± 0.1

4.5 ± 0.7

J

OD

6 ± 2.6

22 ± 5.9

52 ± 4.8

94 ± 12.5

107 ± 12.9

140 ± 6.8

206 ± 20.0

347 ± 19.8

2.2 ± 0.6

5.0 ± 1.5

4.8 ± 1.5

4.8 ± 1.7

95 % CI

 

12–14

26–28

55–57

99–105

113–120

137–142

213–224

324–345

4.3–5.5

6.1–7.8

1.3–2.3

5.9–7.4

  1. A minimum of 5 recordings (144 averaged responses each) are included from each horse
  2. Data are shown as means ± SDs