黑人和白人患者之间急性移植对宿主疾病 (GVHD) 严重程度及其结果的差异
Carlos A Ortega Rios1, Muna Qayed2, Aaron M Etra1
1The Tisch Cancer Institute, Icahn School of Medicine at Mount Sinai, New York, New York.
Transplantation and cellular therapy
|September 2, 2024
概括
接受血造干细胞移植 (HCT) 的黑人患者面临严重急性移植对宿主疾病 (GVHD) 和非复发性死亡率 (NRM) 的更高风险. 生物标志物预测NRM,但黑人患者的高分数显示出更差的结果,需要有针对性的策略.
科学领域:
- 血液学 血液学 血液学
- 免疫学 免疫学 免疫学
- 移植医学 移植医学
背景情况:
- 急性移植对宿主疾病 (GVHD) 是血液造血干细胞移植 (HCT) 后的一个主要并发症.
- 虽然GVHD预防措施有所改善,但种族对急性GVHD严重程度和结果的影响仍未得到充分研究.
- 了解HCT结果中的种族差异对于公平的护理至关重要.
研究的目的:
- 调查黑人和白人HCT接受者之间急性GVHD临床过程中的种族差异.
- 评估由种族分层的GVHD生物标志物的预后价值.
- 确定有助于HCT结果差异的特定风险.
主要方法:
- 西奈山急性GVHD国际联盟 (MAGIC) 数据库 (2014-2021) 的回顾性分析.
- 倾向性得分匹配创造了234名黑人和702名白人患者的队列,具有类似的基线特征.
- 种族群体之间的急性GVHD发病率,非复发性死亡率 (NRM) 和整体存活率的比较.
主要成果:
- 黑人患者在HCT后的第一年内,III-IV级急性GVHD (17%对12%) 和NRM (18%对12%) 的累积发病率较高.
- 开发了GVHD的黑人患者经历了显著更大的NRM (24%对14%).
- 虽然MAGIC生物标志物得分在种族之间分布相似,但高得分的黑人患者的NRM明显更差 (71%对32%).
结论:
- 黑人患者在HCT后面临更高的NRM风险,主要是由于严重急性GVHD的增加.
- 虽然GVHD生物标志物有效地将NRM风险跨种族分层,但黑人患者的高分数呈现出不成比例的较差结果.
- 制定有针对性的策略至关重要,以减轻黑人HCT接受者出现不良GVHD结果的高风险.
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