Table 1 Clinical characteristics of patients with idiopathic normal pressure hydrocephalus

Disease duration (yr)

1

2

2

3

0.5

1

1

0.5

5

5

2

Education (yr)

16

6

4

0

12

12

9

9

6

12

NA

Comorbidity

HTN

DM

Tibial fracture

HTN/RA

DM/HTN/Angina

HTN

DM/HTN/

angina

Focal ICH

DM/HTN

HTN/CKD

Gastric cancer

NPH grading scale

Gait (0–3)

2

3

2

3

2

2

2

2

3

3

2

Cognition (0–3)

2

3

1

3

2

2

1

1

2

3

2

Urinary (0–3)

1

2

2

3

2

2

1

1

2

3

1