Table 1.
Characteristics of the study population.
| Characteristic | Parkinson’s disease (n = 17) | Controls (n = 17) |
|---|---|---|
| Demographic | ||
| Age, mean [standard deviation] | 66.4 [11.3] | 64.0 [9.9] |
| Sex, women % | 41.2 | 76.5 |
| Ethnicity, white % | 100 | 100 |
| Hispanic ethnicity % | 0.0 | 0.0 |
| Education, 4-year college degree or higher % | 94.1 | 47.1 |
| Currently employed or student % | 17.6 | 41.2 |
| Currently married or in a domestic partnership % | 94.1 | 82.4 |
| Clinical | ||
| Hoehn & Yahr stage | 1.9 [0.8] | N/A |
| Years since diagnosis, mean [standard deviation] | 4.8 [4.0] | N/A |
| Montreal Cognitive Assessment score (0–30)b, mean [standard deviation] | 27.2 [2.1] | 27.9 [1.5] |
| MDS-UPDRS—total rest tremor score (3.17a–3.17e), mean [standard deviation], range | 2.0 [1.6], 0.0–4.0 | N/A |
| MDS-UPDRS—total motor score (0–132)a, mean [standard deviation] | 20.9 [7.9] | 2.2 [2.1] |
| Timed Up and Go, mean [standard deviation] s | 10.4 [2.6] | 8.4 [1.1] |
| 10-m Walk Test, mean [standard deviation] s | 4.7 [1.1] | 4.1 [0.5] |
Values are mean [standard deviation] unless otherwise noted. MDS-UPDRS, Movement Disorder Society-Unified Parkinson’s Disease Rating Scale; N/A not applicable.
aHigher score indicates greater disability.
bHigher score indicates greater cognitive function.