Table 1.
Three study collections included in the migraine meta-analysis.
| Study | Ancestry | Cases | Controls | N | Case % | Migraine definition | LD availability |
|---|---|---|---|---|---|---|---|
| UK Biobank | European, British | 10,881 | 330,169 | 341,050 | 0.03 | Self-reported | In-sample |
| 23andMe, Inc | European descent | 53,109 | 230,876 | 283,985 | 0.19 | Self-reported | In-sample for 26/102 fine-map regions |
| FinnGen R8 | European, Finnish | 34,385 | 308,114 | 342,499 | 0.10 | Medication purchases | In-sample |
| Meta-analysis | European descent | 98,374 | 869,160 | 967,534 | 0.10 | Self-reported, medication purchases | In-sample 26/102, reference LD 76/102 |