目的估计配对资料中位数可信区间。
Objective: To estimate the confidence interval for paired sample median.
实验数据进行配对资料t检验。
The paired t test was used to analyze the experimental data.
方法：用中国人婚姻质量问卷对1303名已婚者进行调查，其中夫妻配对资料224对。
Methods: Marital quality 1303 married men and women, among whom there were 224 couples, was measured with Chinese Marital Quality Inventory.
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