Table 4. Pearson correlation coefficient between structure and function of the retina.

Parameter	Average sensitivity threshold	Macular integrity index	VFI	MD	PSD
SVP whole VD	0.68 (<0.001)	-0.33 (0.004)	0.47 (<0.001)	0.42 (<0.001)	-0.44 (<0.001)
DVP whole VD	0.34 (0.003)	-0.16 (0.166)	0.2 (0.082)	0.166 (0.156)	-0.03 (0.766)
DVP/SVP VD index	-0.44 (<0.001)	0.27 (0.021)	-0.33 (0.004)	-0.31 (0.007)	0.45 (<0.001)
pRPC VD	0.48 (<0.001)	-0.31 (0.008)	0.58 (<0.001)	0.59 (<0.001)	-0.55 (<0.001)
GCC average	0.54 (<0.001)	-0.25 (0.029)	0.47 (<0.001)	0.47 (<0.001)	-0.3 (0.009)
pRNFLglobal	0.47 (<0.001)	-0.26 (0.024)	0.61 (<0.001)	0.63 (<0.001)	-0.38 (0.001)

Pearson’s r (P Value) adjusted for age, inter-eye correlation and scan quality (in OCTA).

Abbreviations: VFI = visual field index; MD = mean deviation; PSD = pattern standard deviation; SVP = superficial vascular plexus; DVP = deep vascular plexus; pRPC = peripapillary radial peripapillary capillaries; VD = vessel density; GCC = ganglion cell complex; pRNFL = peripapillary retinal nerve fiber layer; OCTA = optical coherence tomography angiography.