Table 2

Procedure of eyelid manoeuvres

Eyelid manoeuvreTimeRepeatsInstruction
Instructed blinkingPunctual10 s6Brief but without squeezing
Closure10 s15 s5Without force
Squeezing5 s15 s5Maximum force
Rubbing3 s15 s5Normal intensity and hand position
  • Overview of performed eyelid manoeuvres, the timing of the experimental procedures, number of repeats and the instruction given to the patients.