There were 18 participants
Here is the breakdown:

1. problems swallowing 14/18 77.8%
2. problems forming words 11/18 61.1%
3. problems with soft voice 10/18 55.6%
4. visual hallucinations 6/18 33.3%
5. blurred vision 9/18 50%
6. auditory hallucinations 4/18 22.2%
7. ringing in the ear (s) 8/18 44.4%
8. acid reflux 10/18 55.6%
9. arthritic-like pain and stiffness 13/18 72.2%
10. excessive sweating 9/18 50%
11. intolerance to heat or cold 13/18 72.2%
12. weight fluctuation 7/18 38.9%


Here is the point: All of these symptoms are in a sub category of symptoms that PWP might experience along with the main symptoms that define Parkinson's disease. Every one of these symptoms are in some way regulated by the Vagus Nerve:

Quote from: http://en.wikipedia.org/wiki/Vagus_nerve

2. problems forming words
3. problems with soft voice
8. acid reflux
9. arthritic-like pain and stiffness


Lloyd

Oop--looks like I was too late replying, but here it is anyway!
problems swallowing-yes
problems forming words-yes
problems with soft voice-sometimes
visual hallucinations-no
blurred vision-yes
auditory hallucinations-no
ringing in the ear (s)-yes
acid reflux-yes
arthritic-like pain and stiffness-yes
excessive sweating-yes (on my feet, of all places)
intolerance to heat or cold-yes
weight fluctuation-no