Title |
Impact of failed response to novel agent induction in autologous stem cell transplantation for multiple myeloma
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Published in |
Annals of Hematology, October 2013
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DOI | 10.1007/s00277-013-1911-1 |
Pubmed ID | |
Authors |
Sung-Eun Lee, Jae-Ho Yoon, Seung-Hwan Shin, Byung-Sik Cho, Ki-Seong Eom, Yoo-Jin Kim, Hee-Je Kim, Seok Lee, Seok-Goo Cho, Dong-Wook Kim, Jong-Wook Lee, Woo-Sung Min, Chong-Won Park, Chang-Ki Min |
Abstract |
The aim of this study was to evaluate the impact of the response to induction therapy on the long-term prognosis of multiple myeloma (MM) after autologous stem cell transplantation (ASCT) in the era of novel agents (NAs). A total of 171 patients who were newly diagnosed with MM and underwent early ASCT were analyzed. One hundred ten had a NA-based induction therapy, and 61 patients had a non-NA-based induction therapy. After a median follow-up of 45.4 months, the 4-year overall survival (OS) and progression-free survival (PFS) from transplantation were 60.5 and 25.5 %, respectively, for the NA-based induction group and 54.6 and 15.6 %, respectively, for the non-NA-based induction group. Multivariate analyses revealed that the patients who had NA-based induction had a significantly shorter OS (P < 0.001) and PFS (P < 0.001) when at least a partial response (PR) was not achieved. In patients who did not receive NAs before ASCT, lack of at least a PR to induction therapy was not associated with a survival disadvantage. These findings suggest that, unlike pretransplantation induction before NAs, patients who do not respond to induction treatment using NAs may not derive a benefit from ASCT. The relevance of induction failure differs for corticosteroid- and NA-based induction. |
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