TOPLINE:
Allergic diseases such as atopic dermatitis, asthma, allergic rhinitis, and allergic conjunctivitis are associated with a significantly increased risk for migraine, according to a systematic review and meta-analysis.
METHODOLOGY:
- Researchers searched databases to identify observational studies that examined the association between allergic diseases and migraine.
- They focused on 10 cohort and case-control studies with more than 14.9 million participants in Asia, Europe, and North America.
TAKEAWAY:
- A significant association was found between allergic diseases and the risk for migraine (odds ratio [OR], 1.52; 95% CI, 1.40-1.65).
- Among the allergic conditions analyzed, allergic rhinitis showed the strongest association with migraine (OR, 2.16; 95% CI, 1.43-3.24).
- Odds for migraine were increased to a lesser extent with…