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Table 1 Demographic characteristics of subjects

From: Comparison of 1-year outcomes after Ahmed glaucoma valve implantation with and without Ologen adjuvant

  OAGV group (n = 8) CAGV group (n = 12) p-value
Age, years (mean ± SD) 60.9 ± 19.6 63.1 ± 14.1 0.910a
Female, patients (%) 4 (50.0%) 6 (50.0%) 0.350b
Diabetes, patients (%) 1 (12.5%) 4 (33.3%) 0.255b
Hypertension, patients (%) 2 (25.0%) 2 (16.7%) 0.381b
Diagnosis, eyes (%)    0.951b
 Neovascular glaucoma 1 (12.5%) 2 (16.7%)  
 Uveitic glaucoma 1 (12.5%) 1 (8.3%)  
 Pseudoexfoliation glaucoma 1 (12.5%) 3 (25.0%)  
 Primary open-angle glaucoma 2 (25.0%) 4 (33.4%)  
 Congenital glaucoma 2 (25.0%) 1 (8.3%)  
 Primary angle-closure glaucoma 1 (12.5%) 1 (8.3%)  
Previous glaucoma surgery, eyes (%) 4 (50.0%) 6 (50.0%) 1.000b
Preoperative IOP (mean ± SD) 33.4 ± 6.3 30.6 ± 6.8 0.238a
Number of preoperative IOP-lowering medications (mean ± SD) 3.6 ± 1.2 4.0 ± 1.2 0.473a
  1. aMann-Whitney U-test; bχ2-test; OAGV Ologen-augmented Ahmed glaucoma valve implantation, CAGV conventional Ahmed glaucoma valve implantation, SD standard deviation, IOP intraocular pressure