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Table 4 CVI of RP and control eyes and the correlation analysis with BCVA

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

 

RP

control

p value vs control

p value of the Pearson test with BCVA

CVI fovea

0.28 ± 0.08

0.28 ± 0.08

0.918

0.099

CVI parafovea

0.25 ± 0.04

0.28 ± 0.06

0.113

0.201

CVI perifovea

0.18 ± 0.07

0.25 ± 0.05

0.003

0.386

CVI pararetina

0.17 ± 0.05

0.6 ± 1.57

0.001

0.816

CVI periretina

0.17 ± 0.03

0.22 ± 0.05

0.002

0.246

CVI whole image

0.2 ± 0.04

0.33 ± 0.38

0.002

0.913

  1. CVI, choroid vascularity index; RP, retinitis pigmentosa; BCVA, best-corrected visual acuity