Article (Scientific journals)
Impact of graft-versus-host disease after reduced-intensity conditioning allogeneic stem cell transplantation for acute myeloid leukemia : a report from the Acute Leukemia Working Party of the European group for blood and marrow transplantation
Baron, Frédéric; Labopin, M.; Niederwieser, D. et al.
2012In Leukemia, 26 (12), p. 2462-2468
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Keywords :
reduced-intensity conditioning; AML; GVHD; chronic; graft-versus-leukemia effects
Abstract :
[en] This report investigated the impact of graft-versus-host disease (GVHD) on transplantation outcomes in 1859 acute myeloid leukemia patients given allogeneic peripheral blood stem cells after reduced-intensity conditioning (RIC allo-SCT). Grade I acute GVHD was associated with a lower risk of relapse (hazards ratio (HR)¼0.7, P¼0.02) translating into a trend for better overall survival (OS; HR¼1.3; P¼0.07). Grade II acute GVHD had no net impact on OS, while grade III–IV acute GVHD was associated with a worse OS (HR¼0.4, Po0.0.001) owing to high risk of nonrelapse mortality (NRM; HR¼5.2, Po0.0001). In time-dependent multivariate Cox analyses, limited chronic GVHD tended to be associated with a lower risk of relapse (HR¼0.72; P¼0.07) translating into a better OS (HR¼1.8; Po0.001), while extensive chronic GVHD was associated with a lower risk of relapse (HR¼0.65; P¼0.02) but also with higher NRM (HR¼3.5; Po0.001) and thus had no net impact on OS. In-vivo T-cell depletion with antithymocyte globulin (ATG) or alemtuzumab was successful at preventing extensive chronic GVHD (Po0.001), but without improving OS for ATG and even with worsening OS for alemtuzumab (HR¼0.65; P¼0.001). These results highlight the role of the immune-mediated graft-versus-leukemia effect in the RIC allo-SCT setting, but also the need for improving the prevention and treatment of severe GVHD.
Disciplines :
Hematology
Author, co-author :
Baron, Frédéric  ;  Université de Liège - ULiège > GIGA-R : Hématologie
Labopin, M.
Niederwieser, D.
Vigouroux, S.
Cornelissen, JJ.
Malm, C.
Vindelov, LL.
Blaise, D.
Janssen, JJWM
Petersen, E.
Socié, G.
Nagler, A.
Rocha, V.
Mohty, M.
More authors (4 more) Less
Language :
English
Title :
Impact of graft-versus-host disease after reduced-intensity conditioning allogeneic stem cell transplantation for acute myeloid leukemia : a report from the Acute Leukemia Working Party of the European group for blood and marrow transplantation
Publication date :
December 2012
Journal title :
Leukemia
ISSN :
0887-6924
eISSN :
1476-5551
Publisher :
Nature Publishing Group, London, United Kingdom
Volume :
26
Issue :
12
Pages :
2462-2468
Peer reviewed :
Peer Reviewed verified by ORBi
Available on ORBi :
since 24 November 2012

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