Table 1 Eligibility criteria
From: Melatonin as a treatment for migraine sufferers: a systematic review
Inclusion criteria | Exclusion criteria | |
|---|---|---|
Population | People (human) with migraine | Animal model |
Intervention | Melatonin | Do not use melatonin |
Control | Placebo and/or other drugs | – |
Outcomes | Migraine improvement with specific criteria | Do not measure migraine improvement |
Study design | Randomized-controlled trial | Case–control, descriptive study, cross-sectional study, cohort study, case–control study |
Language | English | Non-English |
Statistics | There is an analytical statistics | Only descriptive, no analytical statistics |
Full text | Available | Unavailable |