When an estimate is produced, it usually includes a confidence interval of some kind regarding its precision.
当产生一个评估时，通常包括一个与精度有关的可信区间。
Often the pooled estimate and its confidence interval are quoted in isolation as an alternative estimate of the quantity evaluated in a fixed effect meta-analysis, which is inappropriate.
常常这种合并的估计和可信区间被孤立的引用，就象在固定模型中一样，这实际上是不合适的。
Objective: To estimate the confidence interval for paired sample median.
目的估计配对资料中位数可信区间。
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