TABLE 1.

Subjective questionnaire items

Items		Domain
Q1	It seemed as if the flashing was my respiration	Breathing awareness
Q2	It seemed as if I had three bodies	Control
Q3	I felt as if the virtual body was breathing with me	Breathing agency
Q4	I had difficulty breathing	Breathing difficulty
Q5	I felt as if the virtual body was drifting with the flashing	Control
Q6	My breathing was enjoyable	Comfort