Characteristics of quasi-experimental studies estimating effects of NCMS on health outcomes.
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O indicates survey and X indicates implementation of NCMS in “Study design” column. *CHNS: China Health and Nutrition Survey. ¶IV: Instrumental variable estimation. §DD: Difference-in-differences estimation. †PSM: Propensity score matching. ‡Self-reported health: The percentage of “very good” or “good”. **RD: Difference between NCMS members and non-NCMS members.
创建时间：
2012-08-20
