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pctile(exp) [, p(#)] (allows by varlist:) creates a constant (within varlist) containing the #th percentile of exp. If p(#) is not specified, 50 is assumed, meaning medians. Also see median().
夏目贵志 发表于 2015-12-17 00:30 egen的pctile()方法可以算出你需要的数值 对两个变量分别算完之后比较就可以了~