Table 1 Selection criteria
Inclusion criteria | Exclusion criteria |
|---|---|
English studies | Reviews, meta-analyses, case reports and/or conference proceedings, conference abstracts |
Must be diagnoses by a physician with migraine (1.1) or migraine with aura (1.2) according to IHS Classification ICHD-3 (or earlier editions) | Animal studies |
Study outcomes must live up to 1 of 2: • Hourly (or in intervals) distribution of attack onset • Weekly and/or seasonal/yearly distribution of migraine attacks or distribution of emergency-department visits | Intervention studies |