Demographic and clinical data for control and patient groupsa
| Control | PD | MSA-P | PSP | P Value | |
|---|---|---|---|---|---|
| No. of subjects | 36 | 35 | 16 | 19 | |
| Female/male | 13:23 | 12:23 | 8:8 | 4:15 | .356b |
| Age (yr) | 70.0 ± 7.5 | 70.3 ± 7.9 | 68.0 ± 7.5 | 74.9 ± 8.7 | .057c |
| Disease duration (yr) | – | 3.4 ± 3.6 | 3.9 ± 3.3 | 3.2 ± 2.8 | .812c |
| MoCA | 25 ± 2.3 | 22.8 ± 4.5 | 23.9 ± 2.7 | 20.1 ± 4.9 | .002,d .120e |
| UPDRS III | 4.6 ± 3.6 | 36.6 ± 27.3 | 51.5 ± 20.0 | 46.6 ± 23.4 | <.0001,d .145e |
↵a Data are sums or mean ± SD.
↵b Group difference in sex was compared among all 4 groups using the χ2 test.
↵c Group differences in age and disease duration were compared using 1-way ANOVA.
↵d Group differences in MoCA and UPDRS-III were compared among all 4 groups using ANCOVA with adjustments for age and sex.
↵e Group differences in MoCA and UPDRS-III were compared among the 3 patient groups, using ANCOVA with adjustments for age and sex.