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Table 1 The demographic characteristics of the study participants

From: Retinal ganglion cell layer thickness and volume measured by OCT changes with age, sex, and axial length in a healthy population

 

Female

Male

All subjects

 

Parameter

Mean ± SD

Range

Mean ± SD

Range

Mean ± SD

Range

P value

Age (years)

42 ± 17.8

15.6–76.4

38.0 ± 18.1

12–69.9

40.2 ± 18

12–76.4

0.942

Visual acuity (Decimal)

1.1 ± 0.2

0.7–2.0

1.1 ± 0.2

0.6–2.0

1.1 ± 0.2

0.6–2.0

0.547

Axial length (mm)

23.55 ± 0.79

21.98–25.14

24.26 ± 0.96

22.91–26.82

23.86 ± 0.94

21.98–26.82

0.322

  

Female

Male

All subjects

   

Number of eyes

Right

32

24

56

   

Left

33

27

60

   

Spherical equivalent (number of eyes)

0 ± 2 diopters

58

33

91

   

 + 2—+ 4

4

4

8

   

-2—-4

3

11

14

   

-3—-6

0

3

3