Fig. 3From: Early and delayed assessments of quantitative gait measures to improve the tap test as a predictor of shunt effectiveness in idiopathic normal pressure hydrocephalusReceiver operating characteristic (ROC) curves and area under the curve (AUC) values on day 1 (solid lines) and day 4 (dotted lines). ROC curves for changes of measured values from baseline are left and ROC curves for percent changes are on the right. The AUC for TUG on day 1 was highest for both ROC curvesBack to article page