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Table 3 Correlation of N1–P1 amplitudes with diabetes duration in type 2 diabetic subjects

From: Functional assessment of early retinal changes in diabetic patients without clinical retinopathy using multifocal electroretinogram

Areas of retina

Correlation (r)

p value

Ring 1

−0.731

<  0.001

Ring 2

−0.761

<  0.001

Ring 3

−0.804

<  0.001

Ring 4

−0.285

0.223

Ring 5

−0.605

0.005