Table 1 Questionnaire used for persistent post-operative pain

1. Do you feel any pain at the scar area?

If yes:

Do you take medication to alleviate it?

Do you take analgesics every day or occasionally (at least twice per week)?

Which one(s)?

If no:

Do you have any particular sensations from the scar area? Itching, burning, sensitivity?

2. Do you feel pain at any other place?

If yes:

Where?

Do you take analgesics?

3. Which unpleasant manifestations have you experienced since your operation?