Table 4 Kappa analysis of retinal vessel geometry parameters and VPT in DPN.

From: Clinical study of diabetic peripheral neuropathy screening by retinal vascular geometric parameters

 

Kappa values

P value

CRVE

0.470

 < 0.001

DFa

0.547

 < 0.001

DFv

0.435

 < 0.001

Joint parameters

0.430

 < 0.001

  1. VPT Vibration perception threshold, DPN diabetic peripheral neuropathy, CRVE Central retinal vein equivalent, DFa Fractal dimension arterioles, DFv Fractal dimension veins.
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