Table 1. Patient characteristics.
| Median age (range) | 70 (30–90) |
| Gender | |
| Female | 28 |
| Male | 42 |
| Diagnosis | |
| FAB classification | |
| RA | 26 |
| RARS | 4 |
| RAEB | 16 |
| RAEB-t | 5 |
| AL-MDS | 19 |
| WHO classification | |
| RCUD | 10 |
| RCMD | 11 |
| RARS | 4 |
| 5q- | 1 |
| MDS-U | 3 |
| RAEB-1 | 8 |
| RAEB-2 | 9 |
| AML | 24 |
FAB (French-American-British) classification: RA, refractory anemia; RARS, RA with ringed sideroblasts; RAEB, RA with excess blasts; RAEB-t, RAEB in transformation; AL-MDS, acute leukemia transformed from myelodysplastic syndromes (MDS). WHO (World Health Organization) classification: RCUD, refractory cytopenia of unilineage dysplasia; RCMD, refractory cytopenia of multilineage dysplasia; RARS, RA with ring sideroblasts; MDS-U, MDS, unclassified.