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Table 3 Comparison of vessel density and retinal thickness between both eyes in patients receiving the silicone oil tamponade

From: Changes of macular vessel density and thickness in gas and silicone oil tamponades after vitrectomy for macula-on rhegmatogenous retinal detachment

  Affected eye Healthy eye P (Paired-t)
Axial length, mm 24.1 ± 1.1 24.0 ± 1.1 0.199
logMAR BCVA at presentation,
Snellen equivalent
0.30 ± 0.22
20/40
0.06 ± 0.15
20/23
0.001
IOP at presentation, mmHg 12.6 ± 2.5 15.5 ± 2.0 0.001
logMAR BCVA at follow up,
Snellen equivalent
0.49 ± 0.28
20/62
0.02 ± 0.06
20/21
< 0.001
IOP at follow up 18.6 ± 4.7 16.4 ± 3.4 0.006
Ocular perfusion pressure at follow up, mmHg 41.0 ± 7.8 43.2 ± 6.8 0.006
FAZ, mm2 0.267 ± 0.110 0.339 ± 0.088 0.061
Parafoveal VD of SVC (%) 39.26 ± 3.54 45.46 ± 4.08 < 0.001
Parafoveal VD of DVC (%) 51.16 ± 5.08 51.57 ± 4.13 0.807
Full retinal thickness, μm 295.25 ± 27.68 311.00 ± 29.69 0.120
Inner retinal thickness, μm 107.94 ± 15.21 128.38 ± 11.06 < 0.001
Outer retinal thickness, μm 187.13 ± 15.25 191.13 ± 6.68 0.401
  1. logMAR Logarithm of the minimum angle of resolution, BCVA Best corrected visual acuity, IOP Intraocular pressure, FAZ Foveal avascular zone, VD Vessel density, SVC Superior vascular complex, DVC Deep vascular complex