Table 1.

Study participant demographics.

Participants	Number
Multiple Sclerosis (N=206)
Relapsing Remitting	128
Secondary Progressive	48
Primary Progressive	15
Clinically Isolated Syndrome	12
Progressive Relapsing	3
Non-Multiple Sclerosis (N=70)
Other Neurological Diseases (N=37)
Headache	22
Neuropathy	3
Trigeminal Nerve Disorders	3
Disc Disease and Neck Pain	3
Encephalitis	2
Alzheimer’s Dementia	1
Brachial Neuritis	1
Neuromyelitis Optica	1
Brain Tumor	1
Cerebrovascular Diseases (N=22)
Cerebral Infarction	17
Stroke Syndrome	1
Carotid Artery Occlusion	1
Intracerebral Hemorrhage	1
Generalized Convulsion	1
Carotidynia	1
Healthy Controls	11