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Table 1 Questionnaire. Statements from 1 to 3 are illusion statements. Statements from 4 to 9 are suggestion statements. Statements 10 and 11 are respectively used to quantify the vividness and prevalence of the illusion

From: The rubber foot illusion

  Question Score
S1 It seemed like I was feeling the stimulation in the point where the rubber foot was being touched [ −3+3]
S2 It seemed like the stimulation I was feeling was caused by the touch of the paintbrush on the rubber foot [ −3+3]
S3 I felt like the rubber foot was mine [ −3+3]
S4 I felt like my (real) foot was moving towards left (towards the rubber foot) [ −3+3]
S5 It seemed like I had more than one right foot and leg [ −3+3]
S6 It seemed like the stimulation I was feeling became from some places between my foot and the rubber foot [ −3+3]
S7 I felt like my (real) foot like was becoming rubbery [ −3+3]
S8 It seemed like the rubber foot was moving towards right (towards my real foot) [ −3+3]
S9 The rubber foot started to look like my (real) foot, in terms of shape, skin tone, o other characteristics [ −3+3]
S10 Using a score from 0 to 10, quantify the vividness (how much your illusion of a rubber foot was realistic) [0 10]
S11 Using a score from 0 to 100 %, quantify how long you had the illusion that the rubber foot was yours [0 100]