Quantifiable, N
|
389
|
377
|
12
|
Striatal binding ratio
|
Whole striatum
|
1.37 ± 0.37
|
1.35 ± 0.35
|
2.03 ± 0.54
|
Whole putamen
|
1.33 ± 0.41
|
1.30 ± 0.37
|
2.27 ± 0.61
|
Whole caudate
|
1.40 ± 0.37
|
1.39 ± 0.36
|
1.79 ± 0.49
|
Most affected putamen
|
1.19 ± 0.39
|
1.16 ± 0.33
|
2.21 ± 0.61
|
Demographically indexed most affected putamen
|
0.25 ± 0.08
|
0.24 ± 0.07
|
0.46 ± 0.11
|
Abnormal whole striatum uptake, %
|
99.4
|
100
|
83
|
Abnormal whole putamen uptake, %
|
99.4
|
98.7
|
75
|
Abnormal whole caudate uptake, %
|
100
|
100
|
100
|
Striatal asymmetry index
|
4.30 ± 2.85
|
4.40 ± 2.84
|
1.17 ± 0.70
|
Abnormal striatal asymmetry index, %
|
0
|
0.5
|
0
|