Association of screening tool scores with overall survival in older patients with unresectable gastrointestinal or biliary pancreatic cancer: A retrospective study

Affiliations

• ¹ Department of Gastroenterology and Hepatology, Faculty of Medicine, Dentistry and Pharmaceutical Sciences, Okayama University, 2-5-1 Shikata-cho, Kita-ku, Okayama 700-8558, Japan.
• ² Department of Gastroenterology and Hepatology, Faculty of Medicine, Dentistry and Pharmaceutical Sciences, Okayama University, 2-5-1 Shikata-cho, Kita-ku, Okayama 700-8558, Japan. Electronic address: hxnwq178@yahoo.co.jp.
• ³ Department of Gastroenterology and Hepatology, Faculty of Medicine, Dentistry and Pharmaceutical Sciences, Okayama University, 2-5-1 Shikata-cho, Kita-ku, Okayama 700-8558, Japan; Department of Internal Medicine, Tsuyama Chuo Hospital, 1756 Kawasaki, Tsuyama, Okayama, 708-0841, Japan.
• ⁴ Department of Practical Gastrointestinal endoscopy, Faculty of Medicine, Dentistry and Pharmaceutical Sciences, Okayama University, 2-5-1 Shikata-cho, Kita-ku, Okayama 700-8558, Japan.
• ⁵ Department of Internal Medicine, Tsuyama Chuo Hospital, 1756 Kawasaki, Tsuyama, Okayama, 708-0841, Japan.
• ⁶ Department of Gastroenterology and Hepatology, Faculty of Medicine, Dentistry and Pharmaceutical Sciences, Okayama University, 2-5-1 Shikata-cho, Kita-ku, Okayama 700-8558, Japan; Department of Internal Medicine, Himeji Red Cross Hospital, 1-12-1, Shimoteno, Himeji 670-8540, Japan.