TABLE 3.

Quantitative comparison of OCTA measurements between psoriasis without arthritis group and controls.

	Psoriasis without arthritis (n = 47)	Controls (n = 55)	Level of statistical significance (p)
FT (micron), mean l’ SD	255 ± 26	254.1 ± 19.4	0.861
FAZ, (mm2), mean l’ SD	0.260 ± 0.11	0.270 ± 0.11	0.801
Superficial wVD (%), mean l’ SD	47.4 ± 3.2	48.8 ± 3.1	0.045
Superficial fVD (%), mean l’ SD	21 ± 6.8	20.3 ± 7.2	0.601
Superficial pVD (%), mean l’ SD	48.7 ± 4.3	50.5 ± 3.7	0.048
Deep wVD (%), mean l’ SD	47.7 ± 5.7	50.1 ± 5.2	0.047
Deep fVD (%), mean l’ SD	36.9 ± 8	37 ± 7.8	0.919
Deep pVD (%), mean l’ SD	52.1 ± 4.1	54.1 ± 3.9	0.025

FT, foveal thickness; SD, standard deviation; FAZ, foveal avascular zone; wVD, whole image vascular density; fVD, foveal vascular density; pVD, parafoveal vascular density.