Table 2 Diurnal changes in mean arterial pressure (MAP), intraocular pressure (IOP), macular volume (MV), foveal avascular zone (FAZ), superficial capillary plexus perfusion (SCP-P), deep capillary plexus perfusion (DCP-P), full-retina perfusion (FR-P), and subfoveal choroidal thickness (SFCT) are shown
From: Evaluating diurnal variations in retinal perfusion using optical coherence tomography angiography
Parameter | 7 a.m. (Mean ± SD) | 4 p.m. (Mean ± SD) | Wilcoxon signed-rank (p-value) |
|---|---|---|---|
MAP (mmHg) | 94.09 ± 5.01 | 99.91 ± 7.44 | < 0.001 |
IOP (mmHg) | 14.7 ± 3.0 | 14.5 ± 3.0 | 0.610 |
MV (mm3) | 8.61 ± 0.33 | 8.64 ± 0.33 | 0.283 |
FAZ (mm2) | 0.339 ± 0.119 | 0.336 ± 0.114 | 0.514 |
SCP-P (%) | 29.16 ± 3.86 | 30.89 ± 5.99 | 0.189 |
DCP-P (%) | 40.43 ± 3.93 | 40.98 ± 3.99 | 0.661 |
FR-P (%) | 33.46 ± 4.67 | 35.08 ± 5.83 | 0.223 |
SFCT (µm) | 337 ± 79.46 | 318.18 ± 74.57 | 0.017 |