Q: Given a passage with a question and an answer to that question, classify if the answer actually answers the question into 'yes' or 'no'. Output 'yes' if the answer answers the question and output 'no' if the answer does not answer the question.
Question: Is despite aggressive histopathology survival impaired in young patients with colorectal cancer : CRC in patients under 50 years of age?
Answer: Although young patients present with more aggressive histopathological subtypes and less early stages, cancer-related survival is not less favourable compared with older patients.
A:
no