Table A3.

Secondary Symptoms (BAT-S).

	Never	Rarely	Sometimes	Often	Always
Psychological complaints
1. I have trouble falling or staying asleep	☐	☐	☐	☐	☐
2. I tend to worry	☐	☐	☐	☐	☐
3. I feel tense and stressed	☐	☐	☐	☐	☐
4. I feel anxious and/or suffer from panic attacks	☐	☐	☐	☐	☐
5. Noise and crowds disturb me	☐	☐	☐	☐	☐
Psychosomatic complaints
6. I suffer from palpitations or chest pain	☐	☐	☐	☐	☐
7. I suffer from stomach and/or intestinal complaints	☐	☐	☐	☐	☐
8. I suffer from headaches	☐	☐	☐	☐	☐
9. I suffer from muscle pain, for example in the neck, shoulder or back	☐	☐	☐	☐	☐
10. I often get sick	☐	☐	☐	☐	☐