Table 2.

Healthcare utilization module (branching logic questions)

If participant reported migraine, but no usage of triptans
Triptans are a type of medication you can use for acute migraine attacks. Have you heard of triptans before? (e.g., sumatriptan, eletriptan, relpax, rizatriptan, maxalt, zolmitriptan or other) [one only]	• Yes, I have tried them before, but I am not using them any longer • Yes, but I have never tried them • No, I have no knowledge about them
If participant reported ‘I have not been to the doctor for my headache
You have indicated that you have not seen a doctor for your headache. What is the reason? [one only]	• My headache is not severe enough to go to the doctor • I have considered talking to my doctor but have not come around to doing it • I do not know if my doctor can help me with my headache • I do not need my doctor's assistance to manage my headache • Other
If participant reported that they had sought medical advice for their headache
Where is your headache treatment/follow-up currently taking place primarily? [one only]	• At my general practitioner • At a neurologist • At a neurological department/ headache clinic
When was the last time you went to a medical doctor for your headache? [one only]	• Less than 1 year • 1–3 years • More than 3 years ago
After consulting the medical doctor for my headache, I can better handle my headache attacks [one only]	• Strongly agree • Agree • Neither agree nor disagree • Disagree • Strongly disagree
After consulting the medical doctor for my headache, I have more knowledge about my headache [one only]	• Strongly agree • Agree • Neither agree nor disagree • Disagree • Strongly disagree