Optune compliance < 75%; they would be excluded from the final analyses.
History of craniectomy or significant skull defect (contraindication to Optune).
Active implantable medical device (i.e. DBS, spinal cord stimulator, pacemaker, defibrillator, vagus nerve stimulator, programmable shunt).
Karnofsky Performance Status (KPS) < 60.

NCT03297125_exc_T1
Observation
Optune compliance
NCT03297125_exc_T2
Multiplier
< 75%
NCT03297125_exc_T4
Procedure
craniectomy
NCT03297125_exc_T5
Condition
skull defect
NCT03297125_exc_T6
Qualifier
significant
NCT03297125_exc_T7
Device
Optune
NCT03297125_exc_T8
Condition
contraindication
NCT03297125_exc_T9
Device
implantable medical device
NCT03297125_exc_T10
Device
DBS
NCT03297125_exc_T11
Device
spinal cord stimulator
NCT03297125_exc_T12
Device
pacemaker
NCT03297125_exc_T13
Device
defibrillator
NCT03297125_exc_T14
Device
vagus nerve stimulator
NCT03297125_exc_T15
Device
programmable shunt
NCT03297125_exc_T16
Scope
DBS, spinal cord stimulator, pacemaker, defibrillator, vagus nerve stimulator, programmable shunt
NCT03297125_exc_T17
Qualifier
Active
NCT03297125_exc_T18
Measurement
Karnofsky Performance Status
NCT03297125_exc_T19
Measurement
KPS
NCT03297125_exc_T20
Value
< 60