| Patient Demographics (Total: 452 patients) | Mean (SD) |
| Age in years | 76.25 (10.66) |
| Disease Duration (in years) | 17.23 (7.57) |
| Diagnosis Duration (in years) | 15.74 (7.51) |
| Total Number of PD Medications Used | 1.73 (1.54) |
|
| Frequency (%) |
| Sex (Male) | 227 (50.22) |
| Race (Caucasian) | 375 (83.33) |
| College Education or Higher | 265 (58.63) |
| Medication Groups | Frequency (%) |
| Carbidopa-Levodopa | 284 (62.83) |
| COMT Inhibitors | 78 (17.47) |
| Dopamine Agonists | 160 (35.40) |
| MAO Inhibitors | 76 (16.81) |