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The cutoff value of AVR for retinal arteriosclerosis was determined by receiver operating characteristic (ROC) curve. The cutoff point of 0.75 showed a sensitivity of 68.6% and a specificity of 79.4%. Area under the curve (AUC) 0.786; standard error 0.04; 95% CI 0.70‐0.87. AVR, artery‐to‐vein ratio
