Optical Coherence Tomography Biomarkers of the Outer Blood—Retina Barrier in Patients with Diabetic Macular Oedema

Table 4

Correlations between BCVA and retinal layers thickness.

Correlation	NPDR-DMO			PDR-DMO
Central RPE and BCVA	-0.362	0.131	0.153	0.220	0.048	0.845
Outer retina and BCVA	0.086	0.007	0.743	0.451	0.203	0.053
CMT and BCVA	-0.368	0.136	0.146	-0.119	0.014	0.654
Photoreceptors and BCVA	-0.0066	0	0.981	-0.102	0.010	0.687
Inner retina and BCVA	-0.386	0.149	0.127	-0.069	0.047	0.782
CMT and central RPE	0.719	0.517	0.0007	-0.054	0.003	0.839
Inner retina and central RPE	0.735	0.541	0.0002	-0.039	0.001	0.874
Photoreceptors and RPE	0.383	0.146	0.117	0.061	0.005	0.785

RPE: retinal pigment epithelium; NPDR-DMO: nonproliferative diabetic retinopathy-diabetic macular oedema; PDR-DMO: proliferative diabetic retinopathy-diabetic macular oedema; CMT: central macular thickness; BCVA: best-corrected visual acuity.