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: Does clostridium difficile Infection be Associated With Lower Inpatient Mortality When Managed by GI Surgeons?
Answer: This was a retrospective study from a single institution, thereby limiting generalizability, with a lack of information regarding premorbid creatinine levels, ileus, or megacolon.
A:
yes