text_1: 主要 分析 是 在 意向 治疗 人群 中 进行 , 该 人群 根据 随机 分组 结果 纳入 了 所有 患者 , 而 不 考虑 其 实际 接受 的 治疗 .
  
text_2: the principal analyses were performed in the intention @-@ to @-@ treat population , which included all patients according to the group to which they were randomly assigned , regardless of the treatment received .
  