Choroidal vascular changes in retinitis pigmentosa patients detected by optical coherence tomography angiography

BMC Ophthalmology

Table 3 Correlation analysis between retinal vascularity indexes and functional indexes

		VAD in SCP			VAD in DCP			CFT (um)	EZ length (um)
		Fovea	ParaFovea	PeriFovea	Fovea	ParaFovea	PeriFovea	CFT (um)	EZ length (um)
BCVA	Pearson r	0.270	−0.230	0.012	0.504	0.223	0.078	0.544	0.545
BCVA	p value	0.07	0.124	0.936	< 0.001	0.136	0.615	< 0.001	< 0.001
MS, dB	Pearson r	0.159	−0.085	0.146	0.195	0.259	0.246	0.408	0.678
MS, dB	p value	0.292	0.576	0.345	0.195	0.082	0.107	0.012	< 0.001
PVF, °	Pearson r	0.373	−0.002	0.070	0.241	0.042	0.030	0.371	0.552
PVF, °	p value	0.028	0.991	0.694	0.163	0.811	0.867	0.040	0.002

VAD, vascular area density; SCP, superficial capillary plexus; DCP, deep capillary plexus; BCVA, best-corrected visual acuity; MS, mean sensitivity; PVF, preserved visual field;CFT, central fovea thickness; EZ, ellipsoid zone

ISSN: 1471-2415