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: Are the D9N , N291S , and T495G Polymorphisms of the Lipoprotein Lipase Gene Associated with Cerebral Infarction?
Answer: In the present study, the D9N, N291S, and T495G polymorphisms of the LPL gene were not risk factors for the development of CVD.
A:
no