The association between frailty and headache in middle-aged and older individuals: a data analysis based on the GBD2021, the CHARLS and Mendelian randomization.

Arch Med Sci · 2026 · PMC13426192 · PMID 42540525

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highly significantno p-value reported

All models demonstrated highly significant overall associations ( p -overall < 0.001 for crude model and Models 1-2; p -overall = 0.1094 for Model 3).

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