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A decision analysis of allogeneic bone marrow transplantation for the myelodysplastic syndromes: delayed transplantation for low-risk myelodysplasia is.

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Presentation on theme: "A decision analysis of allogeneic bone marrow transplantation for the myelodysplastic syndromes: delayed transplantation for low-risk myelodysplasia is."— Presentation transcript:

1 A decision analysis of allogeneic bone marrow transplantation for the myelodysplastic syndromes: delayed transplantation for low-risk myelodysplasia is associated with improved outcome by Corey S. Cutler, Stephanie J. Lee, Peter Greenberg, H. Joachim Deeg, Waleska S. Pérez, Claudio Anasetti, Brian J. Bolwell, Mitchell S. Cairo, Robert Peter Gale, John P. Klein, Hillard M. Lazarus, Jane L. Liesveld, Philip L. McCarthy, Gustavo A. Milone, J. Douglas Rizzo, Kirk R. Schultz, Michael E. Trigg, Armand Keating, Daniel J. Weisdorf, Joseph H. Antin, and Mary M. Horowitz Blood Volume 104(2): July 15, 2004 ©2004 by American Society of Hematology

2 Markov decision model. Markov decision model. All patients began alive in the Alive-MDS state and were able to transition after each 6-month cycle to other health states. Patients could have remained in an alive state for any number of cycles without transitioning to another health state. The BMT state was transitory and all subjects entering the BMT state transitioned to another health state by the end of the cycle. MDS indicates myelodysplastic syndrome; AML, acute myelogenous leukemia; BMT, bone marrow transplantation. Corey S. Cutler et al. Blood 2004;104: ©2004 by American Society of Hematology

3 Overall survival of patients included in the analysis.
Overall survival of patients included in the analysis. (A) Overall survival of the International MDS Risk Assessment Workshop patients who did not undergo stem cell transplantation, stratified by IPSS score at the time of diagnosis (P < .001 for differences in risk groups). (B) Overall survival of the IBMTR/FHCRC bone marrow transplantation cohort of patients, stratified by IPSS risk score at the time of transplantation (P < .001 for differences in risk groups). Corey S. Cutler et al. Blood 2004;104: ©2004 by American Society of Hematology

4 Net benefit or loss of overall discounted life expectancy for the 4 IPSS risk groups are shown above and below the x-axis. Net benefit or loss of overall discounted life expectancy for the 4 IPSS risk groups are shown above and below the x-axis. A net benefit for delaying transplantation is noted for low and int-1 risk groups, whereas any delay in the time to transplantation is associated with a loss in survivorship in the higher risk groups. Corey S. Cutler et al. Blood 2004;104: ©2004 by American Society of Hematology


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