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Table 2 Comparison of vessel density and retinal thickness between both eyes in patients receiving the gas tamponade

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

  The affected eyes The healthy eyes P (Paired-t)
Axial length, mm 23.92 ± 0.75 24.11 ± 1.21 0.372
logMAR BCVA at presentation,
Snellen equivalent
0.25 ± 0.18
20/36
0.07 ± 0.10
20/23
0.001
IOP at presentation, mmHg 12.5 ± 2.6 13.8 ± 2.8 0.010
logMAR BCVA at follow up,
Snellen equivalent
0.17 ± 0.23
20/30
0.06 ± 0.09
20/23
0.020
IOP at follow up 16.5 ± 3.2 15.1 ± 2.0 0.103
Ocular perfusion pressure at follow up, mmHg 49.20 ± 6.41 50.61 ± 6.31 0.103
FAZ, mm2 0.304 ± 0.179 0.315 ± 0.111 0.693
Parafoveal VD of SVC (%) 44.13 ± 4.90 43.17 ± 4.30 0.578
Parafoveal VD of DVC (%) 50.24 ± 4.34 52.59 ± 4.36 0.120
Full retinal thickness, μm 319.13 ± 23.23 313.19 ± 11.17 0.294
Inner retinal thickness, μm 121.75 ± 15.97 122.06 ± 7.52 0.943
Outer retinal thickness, μm 195.44 ± 13.47 190.81 ± 8.26 0.075
  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