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. 2017 Apr;58(4):632–638. doi: 10.2967/jnumed.116.179903

TABLE 1.

Subject Demographics and Clinical Features

Demographic PCA (n = 16) DLB (n = 13) P
Sex (% female) 7 (44%) 2 (15%) 0.10
Age at onset (y) 60.5 (54.0–63.8) 66 (61.5–70.0) 0.005
Age at 18F-FDG (y) 64.0 (58.0–70.0) 68.0 (64.0–71.5) 0.15
Disease duration 4 (3.3–6.5) 3 (2–4) 0.006
Handedness (right) 15 (94%) 13 (100%) 0.27
Mini-Mental State Examination (/30) 25.5 (21.8–28.0) 25.0 (18.5–25.8) 0.32
Clinical features (%)
 Optic ataxia 3 (21%)* 0 (0%) 0.04
 Simultanagnosia 12 (86%)* 0 (0%) <0.0001
 Oculomotor apraxia 7 (50%)* 0 (0%) 0.001
 Dysgraphia 10 (63%) 0 (0%) <0.0001
 Hallucinations 4 (25%) 7 (54%) 0.11
 Fluctuations 0 (0%) 12 (92%) <0.0001
 Parkinsonism 2 (12.5%) 13 (100%) <0.0001
 Rapid eye movement sleep behavior disorder 3 (19%) 10 (77%) 0.001
*

Clinical features were assessed in 14 PCA subjects.

Data are median, with interquartile range in parentheses, or number, with percentage in parentheses.