Table 1: Patient demographic information and clinical characteristics
| MED only (Mean ± SD) | DBS + MED (Mean ± SD) | |
| Number of patients | 18 | 18 |
| Male gender (%) | 44 | 44 |
| Age (years) | 65.2 ± 8.6 | 61.8 ± 8.2 |
| Age at onset (years) | 51.0 ± 9.1 | 49.8 ± 8.5 |
| Disease duration (years) | 14.0 ± 6.4 | 11.7 ± 5.9 |
| Time since DBS implant (years) | 2.83 ± 1.2 | |
| LEDD at time of implant | 1041.4 ± 617.1 | |
| Cost per day at time of implant (USD*) | 18.3 ± 10.7 |