| Total 325 | Younger AML patients (n = 268) | Older AML patients (n = 57) | p value |
---|---|---|---|---|
Genes mutation total events (mean) | 2.02 | 1.94 | 2.37 | 0.034* |
 TET2 | 164 (50.5%) | 136 (50.7%) | 28 (49.1%) | 0.8238 |
 ASXL1 | 62 (19.1%) | 46 (17.2%) | 16 (28.1%) | 0.057# |
 CEBPA | 56 (17.2%) | 49 (18.3%) | 7 (12.3%) | 0.2758 |
 FLT3 | 53 (16.3%) | 45 (16.8%) | 8 (14.0%) | 0.609 |
 DNMT3A | 44 (13.5%) | 35 (13.1%) | 9 (15.8%) | 0.584 |
 NRAS | 39 (12.0%) | 32 (11.9%) | 7 (12.3%) | 0.943 |
 NPM1 | 36 (11.1%) | 29 (10.8%) | 7 (12.3%) | 0.7498 |
 RUNX1 | 25 (7.7%) | 17 (6.3%) | 8 (14.0%) | 0.0478* |
 IDH1 | 22 (6.8%) | 19 (7.1%) | 3 (5.3%) | 0.618 |
 IDH2 | 22 (6.8%) | 13 (4.9%) | 9 (15.8%) | 0.0028** |
 KIT | 19 (5.8%) | 18 (6.7%) | 1 (1.8%) | 0.147# |
 ETV6 | 9 (2.8%) | 7 (2.6%) | 2 (3.5%) | 0.7079 |
 TP53 | 9 (2.8%) | 4 (1.5%) | 5 (8.8%) | 0.0024** |
 WT1 | 8 (2.5%) | 6 (2.2%) | 2 (3.5%) | 0.574 |
 U2AF1 | 8 (2.5%) | 6 (2.2%) | 2 (3.5%) | 0.574 |
 PHF6 | 8 (2.5%) | 6 (2.2%) | 2 (3.5%) | 0.574 |
 EZH2 | 7 (2.2%) | 7 (2.6%) | 0 (0.0%) | NA |
 TTN | 7 (2.2%) | 5 (1.9%) | 2 (3.5%) | 0.4378 |
 SF3B1 | 7 (2.2%) | 3 (1.1%) | 4 (7.0%) | 0.005** |
 SRSF2 | 4 (1.2%) | 3 (1.1%) | 1 (1.8%) | 0.693 |
 JAK2 | 3 (0.9%) | 2 (0.7%) | 1 (1.8%) | 0.4698 |
DNA methylation (frequency, %) | 252 (77.5%) | 202 (75.4%) | 50 (87.7%) | 0.0425* |
RNA spliceosome (frequency, %) | 20 (6.2%) | 12 (4.5%) | 8 (14.0%) | 0.006399** |
Chromatin remodelling (frequency, %) | 69 (21.2%) | 53 (19.8%) | 16 (28.1%) | 0.164379# |
Transcriptional deregulation (frequency, %) | 89 (27.04%) | 72 (26.9%) | 17 (28.8%) | 0.649175 |
Activated signalling (frequency, %) | 118 (36.3%) | 101 (37.7%) | 17 (28.8%) | 0.262345 |