JAMA | The Latest Medical Research, Reviews, and Guidelines 中文 关注 使用双重差分法估计干预效应 本《统计与方法指南》概述了双重差分法(difference-in-differences method),该方法通过对比干预前后、接受干预与未接受干预的不同情境下目标结果的变化,来应对潜在的偏差。 Estimating Intervention Effects With Difference-in-Differences jamanetwork.com JAMA | The Latest Medical Research, Reviews, and Guidelines 中文 RSS thenote.app