highly significantP <0.0001
The likelihood of undergoing resection has been shown to decrease with increasing age, with patients of age group 65–69 years having a 71% resection rate compared with 69% for those aged 70–74 years, 62% for those aged 80–84 years, 46% for those aged 80–84 years, and 31% for those aged 85 years and older, which was highly significant ( P <0.0001) even after adjusting for confounding factors. 3 This same trend was repeated almost identically for receipt of RT within 3 months of diagnosis or receipt of chemotherapy within 3 months of diagnosis, when analyzed according to increasing age, in the same US population-based report, 3 a