This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Pre Anesthetic Evaluation, Subject name: Anaesthesia
[{'content': 'Which of all following is not a Goldman revised cardiac risk index \nSelect and explain. \nA. History of ischemic hea disease, B. History of preoperative treatment with insulin, C. History of preoperative serum creatinine >2.0 mg/dL, D. Age > 80 yrs', 'role': 'user'}, {'content': 'Answer: D \nExplanation: . In 1977 Goldman, et al., developed the first cardiac risk index, which included nine variables associated with an increased risk of perioperative cardiac complications. This became known as the Original Cardiac Risk Index (or alternatively the Goldman Index). Revised Cardiac Risk Index. ...1999', 'role': 'assistant'}]