Table 1.

Topics and corresponding questions from the interview guide (translated from German)

I. Introductory question

Please tell me what you associate with the term “immunotherapy” for cancer.

II. Mechanism/principle of action of immunotherapy in cancer

How do you think “immunotherapy” works for cancer?

What do “immunotherapies” for cancer do for the patient from your point of view?

What do you think is special about “immunotherapies” for cancer?

III. Side effects of immunotherapy in cancer

In your opinion, what side effects are possible with “immunotherapy”?

To what extent do you think these side effects might be relevant for cancer

patients?

IV. Comparison with other cancer therapies

If one compares “immunotherapy” for cancer in general with other cancer therapies:

To what extent do you think there might be differences to other cancer therapies?

To what extent do you think there might be similarities with other cancer therapies?

V. Cancer therapy

Which therapies have you received so far before the “immunotherapy” and how have you fared with these therapies?

You are currently receiving the “immunotherapeutic drug”

How did it come to the decision to carry out this therapy in particular?

How are you doing with the current therapy?

What expectations and hopes do you have regarding “immunotherapy”?

VI. Therapy clarification and decision

How did you feel about your education on “immunotherapy”?

What do you think: To what extent should you as a patient be involved in the decision for or against a therapy?

VII. Final question

Is there anything else you would like to note or add in conclusion?