Should elderly patients undergo surgery for cancer.
D000367:Age Factors; D000368:Aged; D006801:Humans; D009369:Neoplasms / Q000401:mortality / Q000601:surgery*; D010166:Palliative Care; D011182:Postoperative Care; D011183:Postoperative Complications / Q000401:mortality; D011300:Preoperative Care; D012189:Retrospective Studies; D012306:Risk