Table 3.

Summary of connectomic analysis (in percentages) of substantia nigra and subthalamic nucleus.

Left				Right
Structure	Median	SD	COV	Structure	Median	SD	COV
SUBSTANTIA NIGRA
Left cerebellum cortex	31.55	7.15	0.23	Right cerebellum cortex	27.47	11.86	0.43
Left subthalamic nucleus	10.02	6.95	0.69	Right subthalamic nucleus	9.83	10.51	1.07
Right cerebellum cortex	7.87	4.46	0.57	Left cerebellum cortex	7.81	4.47	0.57
Left precentral	7.81	2.34	0.30	Right precentral	7.23	2.51	0.35
Left superior parietal	4.55	1.56	0.34	Right superior parietal	6.51	1.92	0.29
Left postcentral	3.46	0.90	0.26	Right postcentral	4.62	1.33	0.29
Left inferior parietal	3.44	1.35	0.39	Right inferior parietal	3.71	2.04	0.55
Left superior frontal	3.39	4.25	1.25	Right paracentral	3.35	1.00	0.30
Left insula	2.99	2.46	0.82	Right precuneus	3.23	1.39	0.43
Left precuneus	2.26	0.90	0.40	Right superior frontal	1.97	2.66	1.35
Left supramarginal	2.13	1.09	0.51	Right supramarginal	1.79	1.48	0.83
Left paracentral	2.08	1.16	0.56	Right hippocampus	1.49	1.45	0.97
Left lateral occipital	1.28	0.82	0.64	Right amygdala	1.31	4.49	3.44
Left hippocampus	0.64	1.35	2.11	Right lateral occipital	1.25	0.64	0.51
Left caudal middle frontal	0.63	1.76	2.81	Right insula	0.65	1.35	2.08
SUBTHALAMIC NUCLEUS
Left substantia nigra	52.00	18.11	0.35	Right substantia nigra	49.13	12.68	0.26
Left cerebellum cortex	13.33	8.45	0.63	Right cerebellum cortex	15.00	6.67	0.44
Left precentral	7.32	4.17	0.57	Right precentral	6.41	4.82	0.75
Left superior frontal	4.83	7.47	1.55	Right postcentral	4.02	2.25	0.56
Left postcentral	2.06	1.67	0.81	Right superior frontal	3.75	4.24	1.13
Left paracentral	1.36	2.31	1.70	Right superior parietal	3.57	2.29	0.64
Left supramarginal	1.24	0.95	0.76	Right paracentral	2.57	1.53	0.60
Left insula	0.92	1.68	1.83	Left cerebellum cortex	1.10	1.55	1.41
Left caudal middle frontal	0.92	3.88	4.24	Right supramarginal	1.10	2.31	2.11

Standard deviation (SD) and coefficient of variation (COV) are reported for each structure.