Radiation and Dose-densification of R-CHOP in Aggressive B-cell Lymphoma With Intermediate Prognosis : The UNFOLDER Study

Copyright © 2023 the Author(s). Published by Wolters Kluwer Health, Inc. on behalf of the European Hematology Association..

UNFOLDER (Unfavorable Young Low-Risk Densification of R-Chemo Regimens) is an international phase-3 trial in patients 18-60 years with aggressive B-cell lymphoma and intermediate prognosis defined by age-adjusted International Prognostic Index (aaIPI) of 0 and bulky disease (≥7.5 cm) or aaIPI of 1. In a 2 × 2 factorial design patients were randomized to 6× R-CHOP-14 or 6× R-CHOP-21 (rituximab, cyclophosphamide, doxorubicin, vincristine, and prediso[lo]ne) and to consolidation radiotherapy to extralymphatic and bulky disease or observation. Response was assessed according to the standardized response criteria published in 1999, not including F-18 fluordesoxyglucose positron emission tomography/computed tomography (FDG-PET). Primary endpoint was event-free survival (EFS). A total of 695 of 700 patients were eligible for the intention-to-treat analysis. Totally 467 patients qualified for radiotherapy of whom 305 patients were randomized to receive radiotherapy (R-CHOP-21: 155; R-CHOP-14: 150) and 162 to observation (R-CHOP-21: 81, R-CHOP-14: 81). Two hundred twenty-eight patients not qualifying for radiotherapy were randomized for R-CHOP-14 versus R-CHOP-21. After a median observation of 66 months 3-year EFS was superior in the radiotherapy-arm versus observation-arm (84% versus 68%; P = 0.0012), due to a lower rate of partial responses (PR) (2% versus 11%). PR often triggered additional treatment, mostly radiotherapy. No significant difference was observed in progression-free survival (PFS) (89% versus 81%; P = 0.22) and overall survival (OS) (93% versus 93%; P = 0.51). Comparing R-CHOP-14 and R-CHOP-21 EFS, PFS and OS were not different. Patients randomized to radiotherapy had a superior EFS, largely due to a lower PR rate requiring less additional treatment (NCT00278408, EUDRACT 2005-005218-19).

Medienart:

E-Artikel

Erscheinungsjahr:

2023

Erschienen:

2023

Enthalten in:

Zur Gesamtaufnahme - volume:7

Enthalten in:

HemaSphere - 7(2023), 7 vom: 30. Juli, Seite e904

Sprache:

Englisch

Beteiligte Personen:

Thurner, Lorenz [VerfasserIn]
Ziepert, Marita [VerfasserIn]
Berdel, Christian [VerfasserIn]
Schmidt, Christian [VerfasserIn]
Borchmann, Peter [VerfasserIn]
Kaddu-Mulindwa, Dominic [VerfasserIn]
Viardot, Andreas [VerfasserIn]
Witzens-Harig, Mathias [VerfasserIn]
Dierlamm, Judith [VerfasserIn]
Haenel, Mathias [VerfasserIn]
Metzner, Bernd [VerfasserIn]
Wulf, Gerald [VerfasserIn]
Lengfelder, Eva [VerfasserIn]
Keller, Ulrich B [VerfasserIn]
Frickhofen, Norbert [VerfasserIn]
Nickelsen, Maike [VerfasserIn]
Gaska, Tobias [VerfasserIn]
Griesinger, Frank [VerfasserIn]
Mahlberg, Rolf [VerfasserIn]
Marks, Reinhard [VerfasserIn]
Shpilberg, Ofer [VerfasserIn]
Lindemann, Hans-Walter [VerfasserIn]
Soekler, Martin [VerfasserIn]
Fischer von Weikersthal, Ludwig [VerfasserIn]
Kiehl, Michael [VerfasserIn]
Roemer, Eva [VerfasserIn]
Bentz, Martin [VerfasserIn]
Krammer-Steiner, Beate [VerfasserIn]
Trappe, Ralf [VerfasserIn]
de Nully Brown, Peter [VerfasserIn]
Federico, Massimo [VerfasserIn]
Merli, Francesco [VerfasserIn]
Engelhard, Marianne [VerfasserIn]
Glass, Bertram [VerfasserIn]
Schmitz, Norbert [VerfasserIn]
Truemper, Lorenz [VerfasserIn]
Bewarder, Moritz [VerfasserIn]
Hartmann, Frank [VerfasserIn]
Murawski, Niels [VerfasserIn]
Stilgenbauer, Stephan [VerfasserIn]
Rosenwald, Andreas [VerfasserIn]
Altmann, Bettina [VerfasserIn]
Schmidberger, Heinz [VerfasserIn]
Fleckenstein, Jochen [VerfasserIn]
Loeffler, Markus [VerfasserIn]
Poeschel, Viola [VerfasserIn]
Held, Gerhard [VerfasserIn]

Links:

Volltext

Themen:

Journal Article

Anmerkungen:

Date Revised 18.07.2023

published: Electronic-eCollection

ClinicalTrials.gov: NCT00278408

Citation Status PubMed-not-MEDLINE

doi:

10.1097/HS9.0000000000000904

funding:

Förderinstitution / Projekttitel:

PPN (Katalog-ID):

NLM359281907