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Table 4 Visual and optic nerve changesin various pre-existing glaucoma types

From: Neovascular glaucoma after central retinal vein occlusion in pre-existing glaucoma

  POAG PACG NTG Overall
Case number 28 27 5  
IOP at presentation (mmHg) 24.3±10.0 19.7±7.4 18.6±11.3 21.7±9.2
Baseline BCVA (Snellen) 0.027 0.015 0.023 0.02
Final BCVA (Snellen) 0.018 0.013 0.005 0.014
Cup-to-disc ratio     
Initial (mean±SD) 0.69±0.17 0.72±0.16 0.88±0.04 0.72±0.16
Final (mean±SD) 0.75±0.16 0.77±0.14 0.88±0.04 0.77±0.15
p value 0.01 0.036   0.001
Follow-up (months) (mean±SD) 30.1±26.9 32.3±32.8 25.8±22.7 30.8±29.1
  1. Abbreviations: BCVA best-corrected visual acuity, NVG neovascular glaucoma, PACG primary angle closure glaucoma, POAG primary open angle glaucoma, and SD standard deviation.
  2. Changes betweenthe initial and final cup-to-disc ratio were examined using the Wilcoxon signed-rank test.