Table 5

Spearman correlation analysis of raw FTM tremor score: top five computerised features for each task

Writing tasks
Features Task 1Spearman correlation coefficientFeatures Task 2Spearman correlation coefficientFeatures
Task 3
Spearman correlation coefficientFeatures
Task 4
Spearman correlation coefficient
stdStrLen0.58satPreDur0.50kurtP0.46Dxy0.55
iqrStrLen0.56maxStrLen0.49ratioAxAy0.45Dx0.53
maxStrLen0.52minStrLen0.49medStrLen0.45Dy0.51
minStrLen0.52Dx0.49skewP−0.44maxStrLenAir0.50
medStrLen0.49ratioJxJy0.49Dx0.43inAirTime0.49
Drawing tasks
Features
Task 5a
Spearman correlation coefficientFeatures
Task 5b
Spearman correlation coefficientFeatures
Task 6
Spearman correlation coefficient
medAx0.75medAx0.75medAx0.82
Dxy0.73Dxy0.73medAy0.77
Dx0.72Dy0.72Dxy0.70
Dy0.71Dx0.71Dy0.68
medAy0.68medAy0.65medJy0.64