This study is devised to investigate nutritional status in patients who have undergone hematopoietic stem cell transplantation in the First Affiliated Hospital of Soochow University. Evaluation time points include the day before receiving conditioning regimen, post-transplantation 180 days, the nutritional status of patients were systematically evaluated from the aspects of food intake, physical activity level, body composition, blood biochemistry, etc. Also, the effect of nutritional factors on prognosis of hematopoietic stem cell transplantaion patients will be evaluated.
The main objectives of this study were :(1) to comprehensively and systematically evaluate the nutritional status of patients after hematopoietic stem cell transplantation. (2) to explore the effect of nutritional factors on the prognosis of patients treated by hematopoietic stem cell transplantation.