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Table 2 Optical coherence tomography angiography parameters of participants

From: Superficial capillary plexus vessel density/deep capillary plexus vessel density ratio in healthy eyes

SVD (mean ± SD, %)

36.2 ± 5.7

DVD (mean ± SD, %)

37.7 ± 4.9

OCTA quality (mean ± SD,dB)

32.7 ± 3.0

SVD/DVD ratio (mean ± SD)

0.96 ± 0.15

  1. SVD vessel density of the superficial capillary plexus; DVD vessel density of the deep capillary plexus; OCTA optical coherence tomography angiography