From "Operative Mortality with Elective Surgery in Older Adults," July/August 2001. 4:172-177.

Figure 2. Age and operative mortality in eight major cancer resections, 1994-1999. No data are provided for 85- to 99-year-olds undergoing pneumonectomy, esophagectomy, or major pancreatic cancer because each involved fewer than 100 admissions
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