Table 1.
Average and standard deviation of variables of interest for all participants included in the resting-state functional connectivity, gray matter and behavioral analyses.
| Resting state (N = 87) | Gray matter (N = 50) | Behavior (N = 274) | |
|---|---|---|---|
| Age | 61.14 (10.22) | 59.62 (9.66) | 60.26 (9.85) |
| Gender (female) | 29 | 16 | 85 |
| Years of education | 15.27 (2.9) | 14.36 (3.29) | 15.5 (2.87) |
| H & Y Stage | 1.7 (.53) | 1.40 (.49) | 1.51 (.51) |
| UPDRS III (total) | 17.68 (9.22) | 17.78 (8.55) | 18.95 (8.47) |
| AR subscale | 9.73 (5.41) | 9.72 (4.83) | 10.20 (5.50) |
| Tremor subscale | 2.39 (2.50) | 2.54 (2.15) | 2.90 (2.15) |
| LED at scan | 188.53 (211.13) | 544 (260) | NA |
Gray matter and behavioral data were analyzed across four time points and have baseline demographics listed above, whereas resting fMRI data are from a single time point and have demographics from time of scan listed above.
H&Y Hoehn and Yahr, UPDRS unified Parkinson’s progressive marker initiative, AR akinetic/rigidity, LED levodopa dose equivalent.