Table 4: Receiver operating characteristic analyses.

AUCSensitivitySpecificityAccuracy %Cut-off value

Tinetti Balance0.810.710.790.7611.5
Tinetti total0.810.600.860.5217.5
Hoehn and Yahr0.780.770.710.742.5
Tinetti Gait0.770.710.740.7610.5
UPDRS III0.760.770.700.7226.5
Activities of daily living0.740.730.660.6985
Disease duration0.700.710.700.707.5
FOG questionnaire0.700.550.840.748.5
Levodopa dose0.660.790.490.61425
Age0.620.520.690.5476.5
MMSE0.600.230.890.6322.5

Abbreviations. AUC: area under the curve; UPDRS: Unified Parkinson’s Disease Rating Scale; FOG: freezing of Gait; MMSE: Minimental State Examination.