Table 2.

Prognostic Model of Lower-Risk Myelodysplastic Syndrome: Estimated Survival Outcome Within Each Score Range

Score	No. of Patients	Median Survival (months)	4-Year Survival Rate (%)
0	11	NR	78
1	58	83	82
2	113	51	51
3	185	36	40
4	223	22	27
5	166	14	9
6	86	16	7
7	13	9	NA

NOTE. Data adapted.⁶

Abbreviations: NR, not reached; NA, not available.