Parameters

Preperimetric glaucoma

Controls

Number of participants

45

30

Age (years)

58.5 ± 9.1

58.4 ± 9.7

Female (percent total)

70

76.6

Number of examined eyes

80

60

Visual field

MD (mean deviation)

Normal

−0.23 ± 1.01

Normal

−0.19 ± 1.8

Pattern Standard Deviation (PSD)

1.71 ± 0.17

0.97 ± 0.54