Table 1

Clinical details

PatientSexAgeDisease duration
(years)
Months since DBS surgeryStimulation parameter ON DBSStimulation amplitude at DBS40PWTremor medication
ContactsHzVµsV
ET1F72>5015R0-, 1-, 2+1302.0601.9Metoprolol 100 mg 1-0-1
L1-*/2-*1301.4/2.0601.4/2.0
ET2F723819R0-*/1-*1300.9/0.8600.9/0.8Propranolol 80 mg 1-0-1
L0-*/1-*1301.2/2.7601.3/2.8
ET3M721769R0-, 1-, 2+1251.9601.8None
L0-/1-1251.6601.1
ET4M761660R1-*/2-*1301.5/1.2601.6/1.6None
L0-*/1-*1301.7/1.5602.5/2.5
ET5F7320117R2-*/3-*1101.6/1.6602.4/2.4Primidone 250 mg 0-0-1
Metoprolol 47.5 mg 1-1-0
L0-/3-1102.4603.4
ET6M544067R2–3-1302.3602.5None
L0–1-1302.0602.1
ET7F751948R1-1602.5602.9Propranolol 40 mg 1-1-1
Primidone 250 mg 0-0-1
L1-1603.7604.1
Mean70.6±7.428.6±13.856.4±31.9 months DBS
  • Clinical details of patient cohort.

  • *Interleaved stimulation.

  • DBS, deep brain stimulation; DBS40PW, parameter setting after reduction of pulse width to 40 µs; ET, essential tremor; F, female; L, left hemisphere; M, male; ON DBS, initial stimulation parameter setting; R, right hemisphere.