Table 2.
The characteristics of patients with MDS.
| Parameter | Patients with MDS, n=76 | Frequency, % |
|---|---|---|
| Age, years | 69 (63–76) | - |
| Sex | ||
| Male | 35 | 46.1 [34.8; 57.3] |
| Female | 41 | 53.9 [42.7; 65.2] |
| MDS variant (WHO2008) | ||
| RA1 | 14 | 18.4 [9.7; 27.1] |
| MDS associated with isolated | 6 | 7.9 [1.8; 14.0] |
| del(5q) | 5 | 6.6 [1.0; 12.2] |
| RARS2 | 17 | 22.4 [13.0; 31.7] |
| RCMD3 | 15 | 19.7 [10.8; 28.7] |
| RAEB4-1 | 19 | 25.0 [15.3; 34.7] |
| RAEB-2 | ||
| Karyotype | ||
| Normal | 48 | 63.2 [52.3; 74.0] |
| Abnormal∗ | 28 | 36.8 [26.0; 47.7] |
| IPSS | ||
| Low | 19 | 25.0 [15.3; 34.7] |
| Intermediate-1 | 12 | 15.8 [7.6; 24.0] |
| Intermediate-2 | 19 | 25.0 [15.3; 34.7] |
| High | 26 | 34.2 [23.5; 44.9] |
Note: ∗The karyotype changes are described in the text. 1RA, refractory anemia; RARS, refractory anemia with ring sideroblasts; RCMD, refractory cytopenia with multilineage dysplasia; RAEB, refractory anemia with excess blasts.