Table 1 The interview guide from Copenhagen Economics

Interview person

• What is your background?

• What is your role in relation to the treatment of psoriasis patients?

• What motivates you to make an extra effort in your daily work with psoriasis patients?

The current psoriasis treatment

• Can you describe the treatment journey for a concrete psoriasis patient?

• How much variability is there in the state of disease between different observations of the same psoriasis patients?

• Which value do the different treatment options provide for psoriasis patients?

• If you had the same budget, with otherwise entirely free hands, would you organize treatment different from today?

The economic management model

• What kind of economic management are you subject to today as a practitioner working with psoriasis patients?

• How do you experience the incentives you are faced with?

• Do you have suggestions for changes in the economic management you encounter in your work?

Patients results

• Who has influence on the results of treatment?

• Which role does the patient’s behavior play for a treatment’s result(s)?

• To what extent do random events have an impact on the results?

Conclusion

• Is there anything you would like to add or that we have not asked you about?

• Thank you very much for your participation!