65岁及以上老年非霍奇金淋巴瘤患者的异基因移植:时间趋势分析
Allogeneic transplantation in elderly patients ≥65 years with non-Hodgkin lymphoma: a time-trend analysis
原文发布日期:2019-12-03
DOI: 10.1038/s41408-019-0261-1
类型: Article
开放获取: 是
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原文链接:
Allogeneic hematopoietic cell transplantation (allo-HCT) is a curative therapy for relapsed/refractory and high-risk non-Hodgkin lymphoma (NHL). However, no large studies have evaluated allo-HCT utilization in elderly NHL patients (≥65 years). Using the CIBMTR registry, we report a time-trend analysis of 727 NHL patients (≥65 years) undergoing the first allo-HCT from 2000 to 2015 in the United States (US). Study cohorts were divided by time period: 2000–2005 (N = 76) vs. 2006–2010 (N = 238) vs. 2011–2015 (N = 413). Primary outcome was overall survival (OS). Secondary outcomes included progression-free survival (PFS), relapse/progression (R/P), and non-relapse mortality (NRM). Median age at transplant, use of reduced-intensity conditioning, and graft source remained stable, while use of unrelated donors increased in the most current era. The 1-year probabilities of NRM from 2000 to 2005 vs. 2006–2010 vs. 2011–2015 were 24% vs. 19% vs. 21%, respectively (p = 0.67). Four-year probability of R/P was similar among the three cohorts: 48% (2000–2005), 40% (2006–2010), and 40% (2011–2015) (p = 0.39). The 4-year probabilities of PFS and OS (2000–2005 vs. 2006–2010 vs. 2011–2015) showed significantly improved outcomes in more recent time periods: 17% vs. 31% vs. 30% (p = 0.02) and 21% vs. 42% vs. 44% (p < 0.001), respectively. Utilization of allo-HCT increased in elderly NHL patients in the US since 2000 with improving survival outcomes.
异基因造血细胞移植(allo-HCT)是治疗复发/难治性和高危非霍奇金淋巴瘤(NHL)的有效疗法。然而,目前尚无大规模研究评估老年NHL患者(≥65岁)中allo-HCT的应用情况。通过使用CIBMTR注册登记库,我们对2000年至2015年美国727例接受首次allo-HCT的老年NHL患者(≥65岁)进行了时间趋势分析。研究队列按时间段划分:2000-2005年(76例)对比2006-2010年(238例)对比2011-2015年(413例)。主要结局是总生存期(OS),次要结局包括无进展生存期(PFS)、复发/进展(R/P)和非复发死亡率(NRM)。移植时的中位年龄、降低强度预处理方案的使用及移植物来源保持稳定,而在最近时期,无关供者的使用有所增加。2000-2005年、2006-2010年和2011-2015年的1年NRM概率分别为24% vs. 19% vs. 21%(p=0.67)。三个队列的4年R/P概率相似:48%(2000-2005)、40%(2006-2010)和40%(2011-2015)(p=0.39)。4年PFS和OS概率(2000-2005 vs. 2006-2010 vs. 2011-2015)显示近期时段结局显著改善:PFS为17% vs. 31% vs. 30%(p=0.02),OS为21% vs. 42% vs. 44%(p<0.001)。自2000年以来,美国老年NHL患者中allo-HCT的应用增加,且生存结局不断改善。
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