Results: The proportion of patients with average BMI was the highest (70%), the overweight group took 18.5%, the underweight took 9.2%; The rate of abdominal obesity was 62.3%, of which 69.3% were women, 52.7% were men; Assessment of nutritional status by MNA: patients with normal nutritional status took 55.4%, risk of malnutrition was 39.2%, malnutrition was 5.4%.