Control(n = 15) | PD(n = 15) | PDD(n = 15) | P Value(Control vs PD) | P Value(Control vs PDD) | P Value(PD vs PDD) | |
---|---|---|---|---|---|---|
Sex, male/female | 6:9 | 9:6 | 8:7 | NS | NS | NS |
Age in years, (mean) (SD) | 69.5 (6.9) | 69.8 (5.9) | 71.3 (5.6) | NS | NS | NS |
Disease duration in months (mean) (SD) | NA | 70.6 (58) | 139.0 (96.5) | NA | NA | <.05 |
Hoehn and Yahr stage (SD) | 0 | 2.3 (1.3) | 3.0 (0.7) | NA | NA | <.05 |
MMSE (SD) | 28.5 | 26.1 (3.2) | 20.2 (4.0) | NS | <.01 | <.01 |
UPDRS-III score (SD) | NA | 19.0 (12.0) | 27.1 (9.9) | NA | NA | <.05 |
Levodopa dosage (mg/day) (median) (SD) | 0 | 409.1 (280.3) | 687.0 (126.0) | NA | NA | <.05 |
Note:—NA indicates not applicable; NS, not significant (P > .05).