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Table 2 Clinical experiment results

From: Quantitative assessment of parkinsonian bradykinesia based on an inertial measurement unit

Subjects; age (years)

Dominant frequency

Mean range

SD ranges

Modified mean range

UPDRS score (D)

Control 1; 72

1.11 Hz

202.9°

7.6°

220.5°/s

0

Control 2; 46

1.29 Hz

255.4°

11.5°

329.5°/s

0

Control 3; 29

1.10 Hz

289.8°

19.8°

318.8°/s

0

Control 4; 34

1.30 Hz

237.2°

10.7°

310.7°/s

0

Control 5; 61

1.18 Hz

270.9°

11.5°

319.7°/s

0

Control 6; 76

1.16 Hz

246.6°

8.6°

286.0°/s

0

Control 7; 82

1.22 Hz

195.8°

8.2°

238.5°/s

0

Patient 1; 82

0.88 Hz

241.6°

10.2°

212.6°/s

1

Patient 2; 73

1.34 Hz

162.6°

20.0°

226.0°/s

1

Patient 3; 76

1.40 Hz

182.0°

11.7°

263.9°/s

1

Patient 4; 75

1.13 Hz

160.8°

16.8°

184.9°/s

1

Patient 5; 56

1.16 Hz

247.5°

17.7°

309.4°/s

1

Patient 5; 56

1.11 Hz

236.4°

22.1°

267.1°/s

1

Patient 6; 61

1.15 Hz

180.7°

27.0°

216.8°/s

1

Patient 6; 61

0.65 Hz

87.1°

5.5°

61.0°/s

2

Patient 7; 73

0.60 Hz

181.7°

9.5°

109.0°/s

2

Patient 7; 73

0.44 Hz

213.3°

20.2°

93.6°/s

2

Patient 8; 86

0.42 Hz

238.0

5.4°

100.0°/s

2

Patient 8; 86

0.32 Hz

221.8°

3.6°

71.0°/s

3

r

−0.79

−0.39

−0.13

−0.83

 

p (2-tailed)

<0.001

0.10

0.59

<0.001