Skip to main content

Table 1 Demographics of glaucoma patients

From: Characteristics of patients with primary open angle glaucoma and normal tension glaucoma at a university hospital: a cross-sectional retrospective study

Clinical characteristics

All (N = 523)

POAG (N = 198)

NTG (N = 325)

P value (POAG vs. NTG)

Age (years)

61.7 ± 12.5

63.4 ± 12.4

60.7 ± 12.5

<0.01*

Sex (male:female)

281:242

127:71

154:171

<0.01*

VA (LogMAR)

−0.08 (−0.08 to 0.05)a

0.00 (−0.08 to 0.15)a

−0.08 (−0.08 to 0.00)a

<0.01*

IOP (mmHg)

13.87 ± 3.37

14.95 ± 4.20

13.21 ± 2.54

<0.01*

Refractive error (D)b

−4.48 ± 3.81 (N = 361)

−4.07 ± 3.68 (N = 122)

−4.69 ± 3.86 (N = 239)

0.15

MD (dB)

−11.73 ± 8.83

−13.85 ± 9.32

−10.45 ± 8.27

<0.01*

PSD (dB)

8.84 ± 4.24

9.02 ± 4.13

8.73 ± 4.31

0.42

  1. Mean ± standard deviation
  2. VA visual acuity, IOP intraocular pressure, MD mean deviation, PSD pattern standard deviation, POAG primary open-angle glaucoma, NTG normal-tension glaucoma
  3. * Significance at P < 0.05
  4. aMedian (interquartile range)
  5. bData from eyes without refractive surgery