Table 1.
Profiles of the three patient groups
| Control | INPH | PD | P-value | |
|---|---|---|---|---|
| N |
10 |
10 |
18 |
|
| Age (years) |
68.9 ± 2.2 |
73.9 ± 2.2 |
70.7 ± 1.6 |
0.263* |
| TUG, time to complete (s) |
NA |
21.2 ± 2.2 |
18.1 ± 1.6 |
0.253* |
| TUG, number of steps |
NA |
33.2 ± 3.3 |
24.4 ± 2.5 |
0.045* INPH > PD** |
| FAB, frontal assessment battery |
NA |
8.0 ± 0.8 |
14.7 ± 0.6 |
<0.001* INPH < PD** |
| MMSE, Mini mental state assessment |
NA |
19.0 ± 1.3 |
27.3 ± 1.0 |
<0.001* INPH < PD** |
| INPH diagnostic level (probable/definite) |
NA |
4/6 |
NA |
|
| Hoehn-Yahr stage (range) |
NA |
NA |
2.33 ± 0.2 (1–4) |
|
| UPDRS unified PD rating scale motor score | NA | NA | 20.8 ± 2.2 |
INPH, idiopathic normal pressure hydrocephalus; PD, Parkinson’s disease; TUG, Timed Up and Go test; FAB, Frontal Assessment Battery; MMSE, Mini-Mental State Examination; UPDRS, Unified PD Rating Scale; NA, not assessed, Data represent mean ± SD,*One-way analysis of variance, **Tukey’s post-hoc analysis.