RBD (n = 21) | No RBD (n = 15) | p Value | |
Sex (men:women) | 17:4 | 8:7 | 0.14 |
Age (years) | 68.0 (8.6 ) | 65.5 (9.3 ) | 0.41 |
Levodopa dose (mg equivalents) | 430.5 (310.3 ) | 424.7 (312.2 ) | 0.96 |
Use of dopamine agonist (yes:no) | 8:13 (38%) | 7:8 (47%) | 0.74 |
Use of other PD medication (yes:no) | 6:15 (28%) | 7:8 (47%) | 0.31 |
Disease duration (y) (range) | 5.7 (3.3) (1–12) | 7.3 (4.8) (2–16) | 0.24 |
Hoehn and Yahr score | 2.4 (0.9) | 2.5 (0.7) | 0.83 |
UPDRS part II-on | 12.1 (5.6) | 10.9 (6.1) | 0.65 |
UPDRS part II-off | 13.2 (6.4) | 13.5 (5.5) | 0.28 |
UPDRS part III-on | 23.0 (9.3) | 20.9 (11.9) | 0.54 |
UPDRS part III-off | 27.0 (11.2) | 31.3 (9.4) | 0.28 |
Data for continuous variables are presented as mean (SD).
PD, Parkinson’s disease; RBD, REM sleep behaviour disorder; UPDRS, Unified Parkinson Disease Rating Scale.