Using an instrumental variable approach, this study is the first to present causal estimates of the effect of preventive dental visits on overall medical expenditures. Objectives: To examine the ...

In the article that accompanies this editorial, Lu et al 5 conducted a systematic review on the use of instrumental variable (IV) methods in oncology comparative effectiveness research. The main ...

Instrumental variable (IV) methods are popular in non-experimental studies to estimate the causal effects of medical interventions. These approaches allow for the consistent estimation of treatment ...

In a recent publication, Yang et al. 1 investigated the association between intake of milk and chronic disease outcomes in a two-sample Mendelian randomization (MR) study. No clear association was ...

A recent International Journal of Epidemiology study uses an instrumental variable approach to explore whether cycle commuting alleviates adverse mental health conditions. Study: Does cycle commuting ...