TABLE 1

Subjective questionnaire items

ItemsDomain
Q1It seemed as if the flashing was my respirationBreathing awareness
Q2It seemed as if I had three bodiesControl
Q3I felt as if the virtual body was breathing with meBreathing agency
Q4I had difficulty breathingBreathing difficulty
Q5I felt as if the virtual body was drifting with the flashingControl
Q6My breathing was enjoyableComfort