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Table 3 Contrast test Values between the three groups by CSV-1000E (Log value)

From: Quantitative visual tests in primary open-angle glaucoma patients according to three different lights with different color-rendering index

 

Groups

Mean

SD

P-value*

Contrast A

Group 1

1.59

0.27

0.95

Group 2

1.59

0.24

Group 3

1.61

0.25

Contrast B

Group 1

1.53

0.25

0.94

Group 2

1.51

0.37

Group 3

1.49

0.33

Contrast C

Group 1

1.06

0.30

0.94

Group 2

1.03

0.32

Group 3

1.01

0.36

Contrast D

Group 1

0.66

0.35

0.64

Group 2

0.56

0.36

Group 3

0.58

0.38

  1. * Kruskal-Wallis analysis; Group 1: 3-band fluorescent lamp, Group 2: white LED, Group 3: quantum dot LED; SD: standard deviation