According to the model developed to predict the occurrence of surgery-related PrUs in patients undergoing cardiovascular surgery, there are nine significant risks: preoperative hemoglobin level, serum sodium level, preoperative potassium level, prealbumin level, hypertension, smoking frequency, intraoperative mean temperature, minimum mean arterial pressure, and being over the age of 70(16). The gene discussed is TTR; the disease is Hypertension.