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Br J Ophthalmol 82:1118-1124 doi:10.1136/bjo.82.10.1118
  • Original Article
    • Clinical science

Vertical cup/disc ratio in relation to optic disc size: its value in the assessment of the glaucoma suspect

Table 3

Number of optic discs identified as abnormal, in three optic disc size groups, using disc size dependent and disc size independent cut offs

Disc size DD (mm) Disc size dependent Disc size independent
Control Glaucoma Control Glaucoma
All 1.38–2.12 1/88 33/53 2/88 30/53
Small 1.38–1.63 0/22 12/15 0/22 5/15
Medium 1.64–1.84 1/44 18/30 2/44 20/30
Large 1.85–2.12 0/22 3/8 0/22 5/8

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