Table 1 The ffERG findings of the 5 mg/mL MNU group (n = 10).

From: An experimental pig model with outer retinal degeneration induced by temporary intravitreal loading of N-methyl-N-nitrosourea during vitrectomy

 

Baseline

Week 2

Week 6

p-value between baseline and Week 2

p-value between Week 2 and Week 6

p-value between baseline and Week 6

Mean implicit time of b-wave in the DA 0.01 (ms)

75.68 ± 13.72

85.30 ± 29.64

77.50 ± 15.05

0.028a

0.866a

0.176a

Mean amplitude of b-wave in the DA 0.01 (µV)

55.61 ± 5.73

8.34 ± 5.73

9.19 ± 7.69

0.028a

0.575a

0.013a

Mean implicit time of a-wave in DA 10.0 (ms)

16.55 ± 1.98

20.05 ± 2.08

19.35 ± 3.59

0.028a

0.612a

0.086a

Mean implicit time of b-wave in DA 10.0 (ms)

40.75 ± 5.26

64.07 ± 16.44

50.36 ± 5.01

0.018a

0.018a

0.005a

Mean amplitude of a-wave in the DA 10.0 (µV)

52.26 ± 17.57

16.78 ± 19.06

11.41 ± 5.56

0.005a

0.499a

0.005a

Mean amplitude of b-wave in the DA 10.0 (µV)

94.94 ± 35.48

39.92 ± 39.92

26.09 ± 18.83

0.005a

0.398a

0.005a

Mean implicit time of a-wave in LA 3.0 (ms)

14.72 ± 2.32

23.01 ± 8.27

17.27 ± 1.93

0.062a

0.090a

0.066a

Mean implicit time of b-wave in LA 3.0 (ms)

35.98 ± 5.73

50.95 ± 9.04

35.87 ± 2.86

0.063a

0.018a

0.678a

Mean amplitude of a-wave in LA 3.0 (µV)

24.15 ± 15.93

4.03 ± 1.86

4.79 ± 2.95

0.018a

1a

0.005a

Mean amplitude of b-wave in LA 3.0 (µV)

114.52 ± 59.94

24.96 ± 19.36

24.96 ± 15.57

0.018a

1a

0.007a

Mean amplitude of LA 3.0 flicker (µV)

94.16 ± 73.74

11.79 ± 9.18

18.41 ± 12.02

0.028a

0.237a

0.017a

  1. DA dark adaptive, LA light adaptive.
  2. aWilcoxon-signed ranked test.