Association of risk stratification model with other risk factors. (A) An alluvial plot shows the frequency and relationship between the proposed risk stratification model and clinical risk factors in patients with R/R aggressive NHL who were included in the training cohort. The width of the ribbons corresponds to the percentage of patients who had the same sIPI, B symptom status, pretransplant DS, and risk group assigned. (B) Plot showing the re-classification of risk group from the pretransplant DS. int/INT, intermediate.