Table 1.
Characteristics of participants.
| NC n = 61 Mean (SD) |
iRBD n = 35 Mean (SD) |
PD n = 55 Mean (SD) |
F statistic | ANOVA p |
Post-hoc comparisons |
||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| F statistic | NC VS iRBD adjusted p |
F statistic | iRBD VS PD adjusted p |
F statistic | NC VS PD adjusted p |
||||||
| Sex (M/F) b | 27/34 | 19/16 | 31/24 | 0.8532 | 0.428 | 0.432 | 0.513 | 0.161 | 0.689 | 1.69 | 0.196 |
| Age (years) a | 60.1 (10.1) | 61.5 (7.83) | 59.6 (7.98) | 0.4404 | 0.646 | 0.446 | 0.506 | 1.092 | 0.299 | 0.08 | 0.776 |
| Duration (years) a | – | 8.19 (8.53) | 6.64 (11.0) | – | – | – | – | 0.4387 | 0.5096 | – | – |
| UPDRS III a | – | 4.97 (4.56) | 26.16 (13.4) | – | – | – | – | 9.5332 | 0.002** | – | – |
| H&Y | – | – | 1.79 (0.74) | – | – | – | – | – | – | – | – |
| RBDQ-HK a | 9 (6.57) | 40.2 (17.4) | 21.3 (15.4) | 56.703 | <0.001*** | 150.2 | <0.001*** | 26.047 | <0.001*** | 31.99 | <0.001*** |
| MoCA a | 25.5 (2.91) | 24.2 (3.67) | 24.0 (3.88) | 3.108 | 0.047 * | 3.1568 | 0.079 | 0.088 | 0.767 | 5.8313 | 0.017** |
| ESS a | 4.61 (3.38) | 5.57 (4.79) | 6.6 (4.84) | 3.0267 | 0.051 | 1.1907 | 0.278 | 0.8159 | 0.369 | 6.4805 | 0.0123** |
| PSQI a | 4.2 (3.25) | 9.12 (5.75) | 6.74 (4.34) | 13.062 | <0.001*** | 25 | <0.001*** | 3.7161 | 0.0582 | 11.583 | <0.001*** |
Abbreviations: PD = Parkinson’s Desease; NC = Normal Control; iRBD = Idiopathic Rapid eye movement sleep Behavior Disorder; RBDQ-HK = Rapid Eye Movement Sleep Behavior Disorder Questionnaire–Hong Kong; PSQI = Pittsburgh sleep quality index; MoCA = Montreal Cognitive Assessment; ESS = Epworth Sleepiness Score.
a
Main effect of group in ANOVA.
b
Chi-squared test.