From: Association of migraines with brain tumors: a nationwide population-based study
Presence of prior migraines | Total sample n = 22,650 | Patients with a brain tumor n = 11,325 | Controls n = 11,325 | |||
---|---|---|---|---|---|---|
No. | % | No. | % | No. | % | |
Yes | 789 | 3.48 | 554 | 4.89 | 235 | 2.08 |
No | 21,861 | 96.52 | 10,771 | 95.11 | 11,090 | 97.92 |
OR a (95% CI) | – | 2.45*** (2.09~ 2.96) | 1.00 |