1 National Cancer Center Institute for Cancer Control, 5‑1‑1, Tsukiji, Chuo‑ku, Tokyo, 104‑0045, Japan. aokuyama@ncc.go.jp.
2 St. Luke's International University, 10‑1 Akashi‑cho, Chuo‑ku, Tokyo, 104‑0044, Japan. aokuyama@ncc.go.jp.
3 Division of Health Sciences and Nursing, Graduate School of Medicine, University of Tokyo, 7‑3‑1, Hongo, Bunkyo‑ku, Tokyo, 113‑0033, Japan.
4 Division of Nursing, Faculty of Healthcare, Tokyo Healthcare University, 4‑1‑17 Higashigotanda Shinagawa‑ku, Tokyo, 141‑8648, Japan.
5 Department of Health Data Science, Graduate School of Data Science, Yokohama City University, Yokohama, 22‑2. Kanazawa‑ku Seto, Yokohama‑shi, Kanagawa, 236‑0027, Japan.