Prevalence of somatic diseases in adults with attention deficit hyperactivity disorder in Japan is highest in people aged ≥40 years with mental disorders: a cross-sectional study of a Japanese health insurance claims database.

"Conflict of interest YI and YS are employees of Shionogi & Co., Ltd. SI and HM are employees of Shionogi Pharmacovigilance Center Co., Ltd. PT is an employee of Takeda Pharmaceutical Co., Ltd. The remaining authors declare that the research was conducted in the absence of any commercial or financial relationships that could be construed as a potential conflict of interest. This study received funding from Shionogi & Co., Ltd. and Takeda Pharmaceutical Co., Ltd. The funder had the following involvement with the study: the study design, collection, analysis, interpretation of data, the writing of this article and the decision to submit it for publication."

"The author(s) declare financial support was received for the research, authorship, and/or publication of this article. This study was funded by Shionogi & Co., Ltd. and Takeda Pharmaceutical Co., Ltd."