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 gastric emptying affected by sleeve gastrectomy -- scintigraphic evaluation of gastric emptying after sleeve gastrectomy without removal of the gastric antrum?
Answer: LSG with antrum preservation as performed in this series has no effect on gastric emptying.
no