Surrogates of Quality of Life during Double Relapsed and/or Refractory Multiple Myeloma Therapy.

aAll Surrogates of Quality of Life were recorded from initiation of 1st DRMM therapy until the end of follow up (or death)
bAdverse events with no recorded grade are assumed to be grade 3 or 4.
Surrogates of Quality of Life during Double Relapsed and/or Refractory Multiple Myeloma Therapy.

本数据集针对双复发和/或难治性多发性骨髓瘤（Double Relapsed and/or Refractory Multiple Myeloma, DRMM）治疗期间的生活质量替代指标（Surrogates of Quality of Life）展开，具体数据规则如下：1. 所有生活质量替代指标的记录时段为首次DRMM疗法启动至随访结束（或受试者死亡）；2. 未记录分级的不良事件，默认判定为3级或4级不良事件。