Fig. 3
From: The biphasic impact of apolipoprotein E ε4 allele on age-related hearing loss
Receiver operating characteristic (ROC) curve to investigate the optimal age cut-off value. The optimal cut-off value was 75.5-year-old based on predictive sensitivity of 73.1% and a specificity of 69.3%. AUC, area under the ROC curve.
