text_1: Metastatic colorectal cancer treated with a single agent fluoropyrimidines resulted in reduced efficacy and lower quality of life when compared with oxaliplatin-based chemotherapy in elderly patients.
text_2: The risk of having any grade 3 or worse toxic effect was not significantly increased with oxaliplatin (83/219 [38%] vs 70/221 [32%]; p=0·17), but was higher with capecitabine than with fluorouracil (88/222 [40%] vs 65/218 [30%]; p=0·03).