Two-year outcome: 0 points (good): OS 58%, EFS 45%; 1 point (intermediate): OS 37%, EFS 31%; 2 or 3 points (poor): OS 12%, EFS 12%. One-year/5-year outcome: 0-6 points (good) OS 70%/46%; 7-9 points (intermediate) OS 49%/18%; 10-14 points (poor) OS 16%/4%.

FLT3-ITD indicates FLT3 internal tandem duplication.