Discordance in Retinal and Choroidal Vascular Densities in Patients with Type 2 Diabetes Mellitus on Optical Coherence Tomography Angiography

Table 2

Correlation between vessel densities and clinical parameters.

Layers		DR grade	Age	Sex	DM duration	HTN	CKD	BCVA	HbA1c	Glucose	CMT
VD; SVC	Pearson correlation	−0.573	−0.120	0.075	−0.213	−0.165	0.023	−0.0092	0.047	0.115	0.094
	Sig. (2-tailed)	<0.001	0.043	0.212	<0.001	0.005	0.696	0.126	0.436	0.054	0.115
VD; DVC	Pearson correlation	−0.441	−0.013	0.073	−0.142	−0.148	0.002	−0.059	0.028	0.078	0.066
	Sig. (2-tailed)	<0.001	0.831	0.224	0.017	0.013	0.967	0.323	0.640	0.193	0.267
VD; choriocapillaris	Pearson correlation	−0.309	0.104	0.010	−0.069	−0.035	0.047	−0.022	0.102	0.057	0.022
	Sig. (2-tailed)	<0.001	0.081	0.861	0.248	0.554	0.431	0.715	0.088	0.343	0.715
VD; choroid	Pearson correlation	0.129	−0.008	−0.089	0.031	0.063	0.060	0.005	0.032	0.063	−0.017
	Sig. (2-tailed)	0.030	0.892	0.137	0.605	0.288	0.319	0.937	0.589	0.290	0.777

DR: diabetic retinopathy; DM: diabetes mellitus; HTN: hypertension; CKD: chronic kidney disease; BCVA: best-corrected visual acuity; HbA1c: hemoglobin A1c; CMT: central macular thickness; VD: vessel density; SVC: superficial vascular complex; DVP: deep vascular complex; CC: choriocapillaris. Statistically significant value.