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Outcome for very early and early relapse pre-B ALL (<36 months from diagnosis)
| Group | Study period | Very Early Relapse | Early Relapse | ||||
|---|---|---|---|---|---|---|---|
| Patients (n) | 3-year EFS (%) | 3-year OS (%) | Patients (n) | 3-year EFS (%) | 3-year OS (%) | ||
| Nguyen et al (2008) | 1988–2002 | 412 | ND | 12 | 324 | ND | 24 |
| AALL01P2 | 2003–2005 | 15 | 11 | 16 | 44 | 24 | 29 |
| AALL04P2 | 2005–2011 | 42 | 10 | 8 | 72 | 39 | 45 |
| AALL07P1 | 2009–2013 | 49 | 16 | 18 | 61 | 23 | 29 |
