Fig. 2From: Self-reported difficulty in walking 400 meters: the “red flag” for probable sarcopeniaReceiver operating characteristic (ROC) curve analysis for predicting sarcopenia (by means low handgrip strength) according to the self-reported difficulty in walking 400 m. The ROC curve analysis revealed that the areas under the curves (AUCs) were 0.65 for male (Panel A) and 0.61 for female (Panel B)Back to article page