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. Author manuscript; available in PMC: 2022 May 1.
Published in final edited form as: Pediatr Blood Cancer. 2021 May;68(Suppl 2):e28473. doi: 10.1002/pbc.28473

Table 4.

INRG prognostic groups

Pretreatment Risk Group 5-year EFS (%) Proportion of patients (%)
Very Low >85 28.2
Low >75 to ≤85 26.8
Intermediate ≥50 to ≤75 9.0
High <50 36.1