Document Classification

Section Type: RESULTS

Text: On the basis of age (median, 60 years ; range, 17 to 85 years), performance status, WBC count, and mutation status of NPM1, CEBPA, and FLT3-internal tandem duplication, patients were classified into the following three risk groups according to PINAOS and PINARFS : 29 % of all patients and 32 % of 381 responding patients had low-risk disease (5-year OS, 74 % ; 5-year RFS, 55 %) ; 56 % of all patients and 39 % of responding patients had intermediate-risk disease (5-year OS, 28 % ; 5-year RFS, 27 %), and 15 % of all patients and 29 % of responding patients had high-risk disease (5-year OS, 3 % ; 5-year RFS, 5 %), respectively.