Clinical Characteristics
| Characteristic | PD | MSA-P | MSA-C | PSP | Test statistic/df/P |
| No. of patients | 30 | 9 | 7 | 13 | |
| Sex | χ2 = 2.986/3/0.394 | ||||
| Female | 14 | 7 | 4 | 6 | |
| Male | 16 | 2 | 3 | 7 | |
| Age at DAT SPECT | 66.39 ± 7.55 | 61.37 ± 9.61 | 67.72 ± 10.63 | 70.46 ± 6.29 | F = 2.322/3,55/0.085 |
| Disease duration (y) | 3.59 ± 2.95 | 3.15 ± 2.59 | 3.57 ± 1.43 | 5.69 ± 4.71 | Kruskal–Wallis test = 4.98/3/0.173 |
| UPDRS III | 26.8 ± 12.4 | 41.38 ± 22.83 | 36.50 ± 7.78 | 33.17 ± 12.13 | Kruskal–Wallis test = 6.58/3/0.087 |
| SCOPA-AUT | 35.57 ± 8.45 | 44.88 ± 12.05 | 53,00 ± 11.31 | 36.62 ± 6.62 | F = 12.662/2,55/0.001* |
| SSRI (n) | 5 (16.7) | 3 (33.3) | 0 (0) | 3 (23.1) |
↵* For this analysis MSA-P and MSA-C were pooled into 1 group.
df = degree of freedom; UPDRS III = Unified Parkinson's Disease Rating Scale, motor evaluation; SCOPA-AUT = SCale for Outcomes of PArkinson’s Disease–AUTonomic Symptoms.
Values are mean ± SD, unless otherwise specified. Data in parentheses are percentages.