Interaction between diabetes and body mass index on severe headache or migraine in adults: a cross-sectional study.

"Declarations Ethics approval and consent to participateAll NHANES protocols was approved by the Research Ethics Review Board of the National Center for Health Statistics. Written informed consent was provided by all participants at the time of the survey. Consent for publicationNot applicable. Competing interestsThe authors declare no competing interests. Competing interests The authors declare no competing interests."

"Funding This work was supported by the National Natural Science Foundation of China (Grant numbers: 82160227,82360234), Natural Science Foundation of Jiangxi Province (Grant numbers: 20224BAB206036), Jiangxi Provincial Department of Education Science and Technology Program Project (Grant numbers: GJJ210125), and Jiangxi Province Postgraduate Innovation Special Fund (Grant numbers: YC2022-B065)."