AD	Alzheimer’s Disease
ADL	Activities of Daily Living hierarchy scale
CGR	Chaos Game Representation
CI	Complex I
CPS	Cognitive Performance Scale
FD	Fractal Dimension
GBA	Gliding Box Algorithm
H&Y	Hoehn & Yahr stage
mtDNA	mitochondrial DNA
np	nucleotide position
PD	Parkinson’s Disease
rCRS ROS	revised Cambridge Reference Sequence Reactive Oxygen Species