title: Do "elderly fit" patients have less comorbidity?
authors.forename: Selim
authors.initials: S
authors.lastname: Firat
authors.forename: Elizabeth
authors.initials: E
authors.lastname: Gore
authors.forename: Roger W
authors.initials: RW
authors.lastname: Byhardt
mesh_terms: D000368:Aged; D000369:Aged, 80 and over; D001943:Breast Neoplasms / Q000628:therapy; D002986:Clinical Trials as Topic; D015897:Comorbidity; D005260:Female; D006801:Humans; D008175:Lung Neoplasms / Q000628:therapy; D008297:Male; D015337:Multicenter Studies as Topic; D018579:Patient Selection; D011471:Prostatic Neoplasms / Q000628:therapy; D012720:Severity of Illness Index