Migraine Patients | Controls | |||
---|---|---|---|---|
Chronic migraine transformation (n = 36) | Headache attributed to systemic viral infection (n = 7) | New daily persistent headache (n = 6) | ||
Headache character [n (%)] | Migraine-like character | 30 (83.3%) | 4 (57.1%) | 3 (50%) |
Tension -like character | 6 (16.7%) | 3 (42.9%) | 3 (50%) | |
Headache intensity by VAS [(median (IQR)] | 5.5 (3–7) | 2 (2–5) | 5 (1–6) |