Table 1.
Demographic and clinical characteristics.
| Characteristics | Total (n = 119) | ICD (n = 35) | No ICD (n = 84) | p-Valuea |
|---|---|---|---|---|
| Age | 70.5 (9.3) | 67.9 (7.7) | 71.6 (9.7) | 0.050 |
| Male, n (%) | 74 (62.2) | 25 (71.4) | 49 (58.3) | 0.180 |
| Education | 11.6 (3.2) | 11.49 (3.0) | 11.7 (3.3) | 0.803 |
| Duration of PD | 7.4 (1.8) | 7.3 (1.4) | 7.4 (1.9) | 0.658 |
| Mini-Mental State Examination | 27.8 (2.6) | 28.5 (1.7) | 27.5 (2.8) | 0.063 |
| Montgomery and Aasberg Depression Rating Scale | 3.9 (4.4) | 5.5 (5.1) | 3.2 (4.0) | 0.010 |
| UPDRS II | 10.7 (5.4) | 12.0 (6.0) | 10.1 (5.0) | 0.126 |
| UPDRS III | 22.7 (10.8) | 23.8 (10.7) | 22.3 (10.9) | 0.422 |
| UPDRS IV | 1.8 (1.7) | 2.0 (1.8) | 1.7 (1.7) | 0.369 |
| Hoehn and Yahr stage | 2.2 (0.6) | 2.2 (0.6) | 2.2 (0.6) | 0.920 |
| DA users, n (%) | 75 (63.0) | 30 (85.7) | 45 (53.6) | 0.001 |
| Total LED | 619.0 (350.2) | 740.7 (354.9) | 568.2 (333.7) | 0.017 |
PD, Parkinson’s disease; UPDRS, Unified PD Rating Scale; DA, Dopamine agonist; LED, Levodopa equivalent dosage; ICD, Impulse control disorder.
aGroup differences between patients with and without ICDs.
Significant p-values are highlighted in bold.