From: Temporal fluctuations of tremor signals from inertial sensor: a preliminary study in differentiating Parkinson’s disease from essential tremor
Demographic data
PD 1
PD 2
PD 3
ET 1
ET 2
Gender
Male
Female
Age (years)
76
61
60
81
84
Age at onset (years)
71
59
57
50
51
Disease duration (years)
5
2
3
31
23
TRS
21
19
13
14
17
Hoehn and Yahr stage
1.5
–