Table 3.

Correlation Coefficients of the Vascular Density, Visual Field Sensitivity, Axial Length, Age, and Image Quality of the Control and Glaucoma Groups

	Humphrey Field Analyzer 24-2 Mean Sensitivity		Axial length		Age		Image Quality
	r Value	P Value	r Value	P Value	r Value	P Value	r Value	P Value
Humphrey Field Analyzer 24-2 mean sensitivity (dB)	—	—	0.12	0.25	–0.56	<0.01	—	—
	—	—	–0.012	0.91	–0.35	<0.01	—	—
Axial length (mm)	0.12	0.25	—	—	–0.23	0.027	—	—
	–0.012	0.91	—	—	–0.26	0.015	—	—
Age (yrs)	–0.56	<0.01	–0.23	0.027	—	—	—	—
	0.35	<0.01	–0.26	0.015	—	—	—	—
Macular vascular density
Image quality (AU)	0.30	<0.01	–0.28	<0.01	–0.18	0.072	—	—
	0.11	0.31	–0.11	0.32	–0.22	0.033	—	—
Superficial (%)	0.21	0.044	0.011	0.99	–0.21	0.033	0.21	0.037
	0.061	0.57	0.049	0.64	0.092	0.39	0.13	0.22
Deep (%)	0.10	0.32	0.11	0.28	–0.081	0.43	–0.44	<0.01
	–0.088	0.41	0.23	0.026	–0.059	0.58	–0.33	<0.01
Outer retina (%)	–0.13	0.20	0.084	0.42	0.16	0.12	–0.37	<0.01
	0.076	0.48	0.092	0.39	0.23	0.026	–0.47	<0.01
Choriocapillaris (%)	0.34	<0.01	–0.16	0.11	–0.25	0.013	0.62	<0.01
	0.044	0.68	–0.052	0.62	–0.27	<0.01	0.37	<0.01
Circumpapillary vascular density
Image quality (AU)	0.23	0.027	–0.23	0.025	–0.12	0.25	—	—
	0.046	0.067	–0.084	0.43	–0.11	0.28	—	—
Nerve head (%)	0.21	0.036	–0.22	0.031	–0.27	<0.01	0.30	<0.01
	0.13	0.23	–0.19	0.070	–0.071	0.51	0.098	0.36
Vitreous (%)	0.21	0.044	–0.070	0.50	–0.31	<0.01	–0.13	0.22
	0.020	0.85	–0.26	0.014	0.057	0.60	–0.17	0.10
RPC (%)	0.15	0.13	–0.26	0.012	–0.28	<0.01	–0.0002	0.99
	0.095	0.37	–0.24	0.024	0.095	0.87	–0.090	0.40
Choroid disc (%)	–0.22	0.031	–0.0087	0.93	0.11	0.30	–0.24	0.017
	0.068	0.52	–0.039	0.71	–0.17	0.12	0.079	0.46

AU = arbitrary unit; RPC = radial peripapillary capillary; – = not available. Boldface indicates statistical significance.