Risk stratification of infant ALL
| Risk . | Interfant . | COG . | JPLSG . | Approximate EFS, % . |
|---|---|---|---|---|
| High | KMT2A-r and age <6 mo and WBCs ≥ 300 000/μL | KMT2A-r and age <3 mo | KMT2A-r and (age <6 mo or CNS leukemia) | 20 |
| Intermediate | KMT2A-r and not high risk | KMT2A-r and not high risk | KMT2A-r and not high risk | 50 |
| Low | wt-KMT2A | wt-KMT2A | wt-KMT2A | 75 |
| Risk . | Interfant . | COG . | JPLSG . | Approximate EFS, % . |
|---|---|---|---|---|
| High | KMT2A-r and age <6 mo and WBCs ≥ 300 000/μL | KMT2A-r and age <3 mo | KMT2A-r and (age <6 mo or CNS leukemia) | 20 |
| Intermediate | KMT2A-r and not high risk | KMT2A-r and not high risk | KMT2A-r and not high risk | 50 |
| Low | wt-KMT2A | wt-KMT2A | wt-KMT2A | 75 |