On medication | Off medication | ||||||||
---|---|---|---|---|---|---|---|---|---|
UPDRS subscale | Preoperative | Postoperative stimulator on | Significance | Percentage change | Preoperative | Postoperative stimulator on | Significance | Percentage change | |
ADL (0–52) | 15 (3–33) | 14 (4–25) | p<0.05 | 18.7% | 38 (14–43) | 25 (8–33) | p<0.05 | 30.6% | |
Tremor (0–28) | 2 (0–20) | 0 (0–8) | NS | 37.1% | 12 (2–26) | 2 (0–11) | p<0.05 | 67% | |
Rigidity (0–20) | 5 (0–15) | 1 (0–10) | p<0.05 | 72.1% | 12 (9–15) | 4 (0–11) | p<0.05 | 65% | |
Bradykinesia (0–32) | 17 (6–29) | 13 (6–22) | NS | 10.9% | 28 (21–32) | 16 (12–31) | p<0.05 | 36% | |
Gait (0–4) | 2 (0–3) | 1 (0–3) | NS | 23.8% | 3 (1–4) | 1 (1–3) | p<0.05 | 50% | |
Postural stability (0–4) | 2 (0–3) | 1 (0–2) | NS | 33.3% | 4 (2–4) | 1 (1–2) | p<0.05 | 61% |