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Table 1 Demographic data on the normal control and ET cases

From: Gray matter density loss in essential tremor: a lobule by lobule analysis of the cerebellum

  Controls (n = 36) ET (n = 47)   
Mean Stdev Mean Stdev t p
Age (years) 73.1 6.7 76.0 6.8 −1.90 0.062
Gender 10 M(28%) 26F(72%)   24 M(51%) 23F(49%)   2.20 0.030
MoCA 28.1 1.7 27.4 2.5 1.59 0.116
Age of Onset (years) NA NA 41.0 20.7 NA NA
HJT score 0.0 0.0 1.0 1.1 NA NA
VT score 0.0 0.0 0.5 0.5 NA NA
TTS 5.3 2.5 20.4 6.2 −15.21 <0.0001
  1. The total tremor score (TTS) has a range of 0 to 36. The head/jaw tremor score (HJT) ranges from 0 to 2. The voice tremor score (VT) is binary (0 or 1). MoCA Montreal Cognitive Assessment, NA not applicable