|First questionnaire (Q1)|
|Have you ever had migraine?||Yes or no|
|If yes; Age of onset||Years of age|
|Second questionnaire (Q2)|
Have you suffered from headache during the last year?|
If yes; what type of headache?
a) Yes or no|
Migraine or other headache
|State the average number of headache days per month||Less than 1 day, 1–6 days, 7–14 days, or more than 14 days|
|Usually, what is the pain intensity?||Mild (does not inhibit daily activities), moderate (inhibiting, but not preventing daily activities), or severe (daily activities suspended)|
|For how long does the headache attack usually last?||Less than 4 h, 4 h-1 day, 1–3 days, or more than 3 days|
Is the headache usually accompanied or dominated by:|
a) Pulsating pain? b) Pressing pain? c) One-sided pain (right or left)? d) Getting worse by physical activity? e) Nausea and/or vomiting? f) Increased sensitivity to light and sound?
|a-f) Yes or no|
|Prior to or during headache; could you temporary have visual disturbance? (flickering lights, spots or lines, loss of vision)||Yes or no|