Diseases prevalent before major depressive disorder diagnosis: an exploratory nested case–control study using health insurance-based claims data

• Keita Fujikawa,
• Yoshinori Cho,
• Izumi Mishiro,
• Tsuyoshi Akaki,
• Takafumi Akimoto

Affiliations

Keita Fujikawa

Japan Medical Office, Takeda Pharmaceutical Co Ltd, Tokyo, Japan

Yoshinori Cho

Department of Psychiatry, Teikyo University Mizonokuchi Hospital, Kawasaki, Kanagawa, Japan

Izumi Mishiro

Japan Medical Office, Takeda Pharmaceutical Co Ltd, Tokyo, Japan

Tsuyoshi Akaki

Japan Medical Office, Takeda Pharmaceutical Co Ltd, Tokyo, Japan

Takafumi Akimoto

Japan Medical Office, Takeda Pharmaceutical Co Ltd, Tokyo, Japan