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Table 1 Clinical characteristics of subjects (n = 49)

From: Dual-task related gait changes after CSF tapping: a new way to identify idiopathic normal pressure hydrocephalus

 

iNPH (n = 27)

iNPH-like conditions (n = 22)

P-value*

Age (years)

77.0 (10.0)

74.5 (9.0)

0.62

Female, n [%]

10 [37]

6 [27]

0.55

Disease duration (months)

30.0 (36.0) ‡

24.0 (39.0) ≈

0.91

Comorbidities (n)

4.0 (4.0)

5.00 (3.0)

0.15

Treatments (n)

5.0 (3.0)

5.5 (5.0)

0.28

Psychoactives drugs (n)

1.0 (1.0)

1.0 (2.0)

0.50

iNPH grading scale¥ (n)

   

Gait disturbance (/4)

2 (0.0)

2 (0.0)

0.76

Cognitive impairment (/4)

2 (1.0)

2 (0.0)

0.20

Urinary disturbance (/4)

2 (2.0)

0 (1.5) ≈

0.04

  1. iNPH, idiopathic normal pressure hydrocephalus.
  2. Values are medians (interquartile ranges).
  3. Percentages are indicated in brackets.
  4. ‡Based on 24 subjects.
  5. ≈Based on 20 subjects.
  6. ¥Ranges from 0 to 4, with higher scores indicating worse symptoms [7].
  7. *Comparison based on Mann–Whitney test or Fisher exact test as appropriate.
  8. Significant differences (p-values) are highlighted in bold characters.