Impulsive-Compulsive Behaviours in Belgian-Flemish Parkinson’s Disease Patients: A Questionnaire-Based Study
Table 1
Clinical characteristics of complete study population, QUIP-positive, and QUIP-negative patients.
Total
QUIP-positive
QUIP-negative
Age (years)
70.2 ± 9.2
68.3 ± 9.2
71.5 ± 9.1
M/F ratio
1.3
1.8
1.1
Onset age (years)
60.2 ± 10.8
57.4 ± 10.6
62.1 ± 10.7
Disease duration (years)
10.2 ± 6.8
10.9 ± 6.0
9.7 ± 7.3
Married
74/87 (85.1%)
29/36 (82.9%)
45/52 (86.5%)
Higher education
29/86 (33.7%)
10/35 (28.6%)
19/51 (37.3%)
Smoking (current or past)
26/87 (29.9%)
10/35 (28.6%)
16/52 (30.8%)
History of mood disorder
20/85 (23.5%)
10/35 (28.6%)
10/50 (20.0%)
History of substance abuse
13/85 (15.3%)
7/35 (20.0%)
6/50 (12.0%)
Familial history of mood disorder
5/85 (5.9%)
4/35 (11.4%)
1/50 (2.0%)
Familial history of substance abuse
16/85 (18.8%)
9/35 (25.7%)
7/50 (14.0%)
Levodopa-induced dyskinesia
39/82 (47.6%)
13/33 (39.4%)
26/49 (53.1%)
Levodopa
73/85 (85.9%)
30/35 (85.7%)
43/50 (86.0%)
Dopamine agonist
43/85 (50.6%)
21/35 (60.0%)
22/50 (44.0%)
LEDD (mg)
615 ± 353
671 ± 418
575 ± 298
M/F ratio: male/female ratio; QUIP: Questionnaire for Impulsive-Compulsive Disorders in Parkinson’s Disease; LEDD: levodopa equivalent daily dosage. Continuous variables are shown as mean ± standard deviation; categorical or binary variables are shown as proportion and percentage; variables were compared between QUIP-positive and QUIP-negative groups. .