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Table 4 Two-sample t test results of fluctuation ratios between PD and ET patients in training group in three axes with a set of different values of delay units d 1 and d 2

From: Temporal fluctuations of tremor signals from inertial sensor: a preliminary study in differentiating Parkinson’s disease from essential tremor

d 1 (samples)

d 2 (samples)

X-axis

Y-axis

Z-axis

5

10

0.0111

0.0035

0.0001

5

20

0.0097

0.0021

0.0003

10

20

0.0111

0.0022

0.0002

10

30

0.0107

0.0021

0.0003

15

30

0.0317

0.0072

0.0002

15

40

0.0014

0.0011

0.0003

20

30

0.0151

0.0033

0.0003

20

40

0.0057

0.0015

0.0004