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Table 1 Demographic and ocular characteristics of patients with presumed large physiological cupping (LPC) and controls

From: Analysis of neuroretinal rim distribution and vascular pattern in eyes with presumed large physiological cupping: a comparative study

Parameters

Presumed LPC (n = 74)

Controls (n = 45)

P value

Age (years)*

45.6 ± 14.9

44.8 ± 11.6

0.76

Sex (%; M/F)

38/62

35/65

0.85

Race (%; W/B/O)

79/15/6

71/20/9

0.66

Disc size† (mm2)

2.50 (2.3 to 2.8)

1.86 (1.5 to 2.1)

<0.01

Average RNFL thickness* (μm)

107.03 ± 8.51

109.34 ± 7.16

0.18

Vertical cup-to-disc ratio† (mm2)

0.7 (0.6 to 0.7)

0.4 (0.3 to 0.5)

<0.01

  1. LPC, large physiological cupping; M, male; F, female; W, White; B, Black; O, Others; RNFL, retinal nerve fiber layer.
  2. *Data are given as mean ± standard deviation.
  3. †Non-normally distributed variables represented by median (first quartile, third quartile).
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BMC Ophthalmology

ISSN: 1471-2415

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