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Table 3 62 patients with unlikely iNPH referred to KUH iNPH outpatient clinic from 2010 until 2017

From: The Kuopio idiopathic normal pressure hydrocephalus protocol: initial outcome of 175 patients

  Number of patients (%) % of all 253 study participants
Conditions 62 (100) 24.5
Alzheimer’s disease 14 (22.6) 5.5
Vascular dementia or cerebrovascular disease 11 (17.7) 4.3
Alzheimer’s disease and vascular dementia 7 (11.3) 2.8
Spinal stenosis 6 (9.7) 2.4
Cognition impairment or dementia with unspecified etiology 6 (9.7) 2.4
Ventriculomegaly (congenital or unclear etiology) 4 (6.5) 1.6
Drug induced Parkinsonism or psychiatric condition 4 (6.5) 1.6
Parkinson’s disease (1 idiopathic, 2 vascular) 3 (4.8) 1.2
Lewy’s bodies disease 2 (3.2) 0.8
Traumatic brain injury 2 (3.2) 0.8
Frontotemporal dementia 1 (1.6) 0.4
Vertigo 1 (1.6) 0.4
Arthrosis 1 (1.6) 0.4
  1. iNPH Idiopathic normal pressure hydrocephalus, KUH Kuopio University Hospital