Comparison of preoperative demographic features of patients with (+) and without (−) severe hemichorea-ballism (HCB) after subthalamotomy
| Patients | HCB+ (n = 14) | HCB − (n = 61) |
| Age (years) | 53.7 (38–68) | 56.8 (40–73) |
| Sex (men/women) | 14/0 | 54/7 |
| Disease duration (years) | 9.5 (5–13) | 10.7 (5–27) |
| Levodopa daily dose (mg) | 1187.5 (800–1800) | 1075.8 (600–1800) |
| L-dopa (doses/day) | 5.3 (3–8) | 6.5 (4–8) |
| Hoehn and Yahr | II - IV | II - IV |
| UPDRS-m† “off” | 61.2 (38–71) | 66.5 (35–83) |
| UPDRS-m “on” | 27.3 (21–41) | 29.7 (7–40) |
| Dyskinesia score (0–4) | 2.7 (2–4) | 1.3 (0–3)* |
Data presented as mean (range) or number.
†UPDRS-m, Unified Parkinson Disease Rating Scale, motor section (part III), scored in the “off” and “on” motor states.
*p<0.05.