Utilities at 0, 3 and 12 months and QALYs^*.

*Values are summary estimates of the 5 data sets obtained by multiple imputation, combined using Rubin's rules. †Transformed using the power transformation 1−(1-VAS/100)1.61[23].* 本处数值为通过多重插补（multiple imputation）得到的5份数据集的汇总估计值，采用鲁宾法则（Rubin's rules）进行合并。 † 采用幂变换（power transformation）公式1−(1-视觉模拟评分法(Visual Analogue Scale, VAS)/100)^1.61[23]完成数据转换。