MRD-based risk groups. (A) Categorization schematic representation according to combined MRD results of day 11, day 24, and week 16. (B) Probability of disease-free survival (DFS). (C) Probability of overall survival (OS). LR, low-risk group; IR, intermediate-risk group; HR, high-risk group. Reproduced from Brüggemann et al¹⁸  with permission.