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Table 3 Silent period durations (SPs) and resting motor thresholds (RMTs) in iNPH patients and healthy controls

From: Corticospinal excitability in idiopathic normal pressure hydrocephalus: a transcranial magnetic stimulation study

 

iNPH (n = 20) mean ± SD, range

Control (n = 20) mean ± SD, range

p-value

Upper limb SP (ms)

55.3 ± 17.7, 32.9–84.3

78.7 ± 16.1, 58.3–113.0

< 0.001

Upper limb RMT (%-MSO)

26.0 ± 4.4, 18.0–36.0

45.4 ± 12.2, 29.0–71.0

< 0.001

(V/m)

81.1 ± 13.0, 61.0–103.0

103.6 ± 23.6, 62.0–152.0

0.001

Lower limb RMT (%-MSO)

41.5 ± 7.6, 27.0–60.0

59.2 ± 13.9, 37.0–84.0

< 0.001

  1. Significant differences are reported according to the Mann–Whitney U test for independent samples
  2. MSO maximum stimulator output