Table 2 Summarised interview guide (full version in Additional file 2)

1. Can you please describe some of your experiences with the PCT-test?

2. Can you recall the first time you used PCT?

3. What are your expectations for the test?

4. According to the medical literature, there is no firm consensus on PCT use. Could you describe how this matches your experiences?

5. Have you received any education or guidance on PCT uses?

6. Can you recall an episode when a PCT result was low, and you decided to start or continue antibiotic treatment?