Table 2.

Items of the ecological momentary assessment conducted at pretreatment and post-treatment

#	Item	Answer format
1	On a scale from 0 to 100, which level of aversive tension are you feeling right now?	Visual analogue scale (0–100)
2	Short version of the Positive and Negative Affect Schedule (PANAS*)	Multiple choice, visual analogue scale not at all to extremely (1–5)
3	On a scale from (0 to 100), how sure are you of what you are feeling right now?	Visual analogue scale (0–100)
4	What have you done immediately before answering the questionnaire?	Open text

*Derived from the original PANAS Scale⁶¹ according to Engel et al,²² containing the following items: nervous, disgusted, distressed, ashamed, angry at self, afraid, sad, dissatisfied with self, strong, enthusiastic, proud, attentive, happy, energetic, confident and cheerful.