Table 1

Patient characteristics

Parkinson’s diseaseEssential tremor
No of patients7337
Unilateral/bilateral implant (n)57 / 1628 / 9
Sex26 F / 47 M13 F / 24 M
Mean age at implant (y)61.5 (10.8)63.1 (12.7)
Mean duration of disease (y)10.0 (5.6)26.6 (14.5)
  • Values in parentheses are SD; the patient not implanted is not included in the table.