Sex Distributiona (Male/Female) | Age at MRIb (years, median, range) | Age at Onsetc (years, mean±SD) | Disease Durationd (years, median, range) | Frequency of MRIb (times, median, range) | |
---|---|---|---|---|---|
MSA (n = 80) | 40/40 | 67.0 (46-82) | 63.2 ± 8.7 | 2.2 (0.2-8.3) | 1 (1-5) |
MSA-C (n = 41) | 21/20 | 63.5 (46-82) | 61.3 ± 9.9 | 2.1 (0.2-8.3) | 1 (1-5) |
SCA3 (n = 26) | 10/16 | 58.5 (24-82) | 46.0 ± 17.2 | 6.7 (0.8-24.0) | 1 (1-6) |
Controls (n = 22) | 11/11 | 64.0 (42-82) | NA | NA | 1 (1-1) |
P value for MSA vs. SCA3 | NA | NA | <0.001 | <0.001 | NA |
P value for MSA-C vs. SCA3 | NA | NA | <0.001 | <0.001 | NA |
P value for group comparison (MSA, SCA3, Controls) | 0.575 | 0.01 | NA | NA | 0.002 |
P value for group comparison (MSA-C, SCA3, Controls) | 0.568 | 0.107 | NA | NA | 0.003 |
P value for post-hoc group comparisons | |||||
MSA vs. SCA3 | NA | 0.003 | NA | NA | 0.597 |
MSA vs. Controls | NA | 0.235 | NA | NA | <0.001 |
SCA3 vs. Controls | NA | 0.191 | NA | NA | 0.001 |
MSA-C vs. SCA3 | NA | NA | NA | NA | 0.713 |
MSA-C vs. Controls | NA | NA | NA | NA | 0.001 |