Table 3.
Frequencies of patients with a failure in at least two tests within a cognitive domain across cognitive states and ICD-subgroups.
| Cognitive domains |
PD-MCI (n = 147) |
PDD (n = 49) |
PD-MCI | PDD | ||
|---|---|---|---|---|---|---|
|
ICD– (n = 75) (%) |
ICD+ (n = 72) (%) |
ICD– (n = 29) (%) |
ICD+ (n = 20) (%) |
P-value ICD+ vs. ICD- |
||
| Attention/working memory | 4 | 20 | 76 | 73 | 0.0315 | 0.8453 |
| Executive | 5 | 4 | 30 | 44 | 0.8550 | 0.0279 |
| Language | 3 | 0 | 26 | 36 | 0.4970 | 0.8687 |
| Memory | 2 | 9 | 48 | 47 | 0.2246 | 0.7930 |
| Visuospatial | 22 | 27 | 80 | 81 | 0.7241 | 0.7138 |
Significant differences (p < 0.05) are reported in bold type. PD, Parkinson's disease; PD-NC, PD with normal cognition; PD-MCI, PD with mild cognitive impairment; PDD, PD with dementia; ICD+, patients with impulse control disorders and related behaviors according to MIDI; ICD-, patients without impulse control disorders and related behaviors according to MIDI.