Appendix I. Excerpt from questionnaire on occurrence of chronic itch (translated by UM)
| Yes | No | |
| 1. Are you currently suffering from itch that has lasted for more than 6 weeks anywhere on your body? | q | q |
| 2. During the last 12 months have you suffered from itch lasting longer than 6 weeks? | q | q |
| 3. Have you ever in your life suffered from itch that lasted longer than 6 weeks? | q | q |




