Funahashi, Tomoko https://orcid.org/0000-0002-3233-4553
Koyama, Toshihiro https://orcid.org/0000-0002-7755-1754
Hagiya, Hideharu https://orcid.org/0000-0002-5086-1891
Harada, Ko
Iinuma, Syunya
Ushio, Soichiro
Zamami, Yoshito https://orcid.org/0000-0002-7879-423X
Niimura, Takahiro
Shinomiya, Kazuaki
Ishizawa, Keisuke
Sendo, Toshiaki
Hinotsu, Shiro
Kano, Mitsunobu R. https://orcid.org/0000-0003-1593-1855
Article History
Accepted: 16 December 2020
First Online: 7 April 2021
Declarations
:
: This study was funded by the Japan Society for the Promotion of Science KAKENHI (19K10533) (Tokyo, Japan).
: Tomoko Funahashi, Toshihiro Koyama, Hideharu Hagiya, Ko Harada, Syunya Iinuma, Soichiro Ushio, Yoshito Zamami, Takahiro Niimura, Kazuaki Shinomiya, Keisuke Ishizawa, Toshiaki Sendo, Shiro Hinotsu, and Mitsunobu R. Kano have no conflicts of interest that are directly relevant to the content of this article.
: Not applicable.
: Not applicable.
: Not applicable.
: Japanese death certificate data used in the study are available at https://www.e-stat.go.jp/en/statsearch/files?page=1\&toukei=00450011\&tstat=000001028897. All data generated or analysed during this study are included in this published article and its supplementary data files.
: Joinpoint Regression Program, version 4.8.0.1, April 2020 (Statistical Research and Applications Branch, National Cancer Institute, USA). Microsoft Excel® 2013 (Microsoft Corporation, Redmond, WA, USA).
: All authors contributed to the study conception and design. Material preparation, data collection, and analysis were performed by Tomoko Funahashi, Shunya Iinuma, Ko Harada, Hideharu Hagiya, and Toshihiro Koyama. The first draft of the manuscript was written by Tomoko Funahashi, Shunya Iinuma, Ko Harada, Hideharu Hagiya, and Toshihiro Koyama. All authors commented on previous versions of the manuscript. All authors read and approved the final manuscript.