Stata如何绘制带可信区间的线图?

绘制上图的Stata代码如下: *Figure: Line plots witthed line with confidence interval * Load data set use "http://ds.epiman.cn/uploads/2022/06/line-fit-text.dta", clear * Treament effect reg y_var x_var post x_var_post control * Save coefficients for graph local beta_pre = round...