Table 2.

Comparison between healthy controls and Parkinson’s disease patients in terms of molecular imaging variables.

99mTc-TRODAT binding	Control group			Case group			p
	25	Median	75	25	Median	75
Striatum	1.03	1.18	1.41	0.47	0.58	0.67	<0.05
Caudate nucleus	1.55	1.64	2.18	0.58	0.81	0.94	<0.05
Putamen	0.92	1.22	1.36	0.34	0.45	0.50	<0.05

Data are expressed as median and quartiles; Mann-Whitney test; ^99mTc-TRODAT – dopamine transporter radioligand.