This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Social & Preventive Medicine
[{'content': 'Anaesthetic death rate more than what level calls for scrutiny of staff or equipment? \nSelect and explain. \nA. 1 in 500, B. 1 in 1000, C. 1 in 5000, D. None of the above', 'role': 'user'}, {'content': 'Answer: C \nExplanation: Anaesthetic death rate more than 1 in 5000 calls for scrutiny of staff, equipment and procedures Ref: Textbook of community medicine, S. Lal, 3rd edition pg: 687.', 'role': 'assistant'}]