Table 1 Demographics and clinical data. Values are presented as mean ± SD. FTM = Fahn-Tolosa-Marin Scale; n.a.: not applicable; a: ambidextrous; r: right-handed. §One-way ANOVA/Student’s t-test/Chi-square test; significant results are printed in italics. *missing in 1 subject; **missing in 6 subjects; &post-hoc Bonferroni tests (HC vs. ET1; HC vs. ET2; ET1 vs. ET2; p < 0.001 for all).

From: Identification of a metabolic brain network characterizing essential tremor

 

HC

ET1

ET2

p-value§

N

18

16

8

 

Gender (f/m)

9/9

8/8

4/4

1.00

Age (y)

61.1 ± 6.3

63.6 ± 9.1

68.1 ± 8.2

0.121

Education (y)

11.7 ± 1.7

10.9 ± 1.9

10.1* ± 2.1

0.152

Age of onset (y)

n.a.

41.2 ± 23.1

32.0 ± 19.6

0.348

Disease duration (y)

n.a.

22.4 ± 17.9

36.1 ± 17.9

0.092

FTM score

0.9 ± 1.8**

26.6 ± 13.5

54.9 ± 21.4

< 0.001&

Handedness (a/r)

(0/18**)

(1/15)

(0/8)

0.526