Ion Assessment

Mean (SD) Range

Baseline

3 Months

PDQ-39

PDQ Total Score

16.4 (11.5)

2.6 - 42.9

19.6 (18.4)

0.64 - 44.4

UPDRS

Mentation, Mood, and Behavior

0.7 (1.2)

0 - 4

1.1 (1.6)

0 - 5

Activities of Daily Living^*

9.2 (5.7)

0 - 22

9.9(5.7)

1 - 22

Motor Examination^*

21.2 (7.5)

8 - 38

18.1 (9.2)

6 - 38

Total Score

31.1 (12.6)

8 - 58

29 (15)

7 - 65

Beck Depression Inventory

7.1 (5.8)

0 - 21

7.9 (7.9)

0 - 24

Beck anxiety inventory

10.3 (6.7)

1 - 20

9.3(7.8)

0 - 13

Epworth Sleepiness Scale

7.8(4.4)

3 - 17

7.7(5.1)

4 - 16

Mini Mental State Examination (MMSE)^*

29.5 (0.7)

28 - 30

29.9 (0.4)

29 - 30

Fatigue Severity Scale

28.4 (13.0)

13 - 55

32.1 (14.3)

12 - 55