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ROC analysis to compare the AUC of amyloid-positive converters with nonconverters at 0.5, 1.0, 1.5, and 2.0 CDR-SB scores for regional and total WMH. AUC = area under the curve; CDR-SB = Clinical Dementia Rating–Sum of Boxes; ROC = receiver operating characteristic; WMH = white matter hyperintensity.
