MSM – Healthcare Economist

Marginal Structural Models: A simple example

2019-04-08Jason ShafrinLeave a comment

A few months ago, I wrote about what marginal structural models (MSM) were and why one should consider using them in cases where the treatment of interest or confounders vary over time. I linked to how to implement this with statistical programming languages as well. The original paper that developed MSM actually has a very…

Marginal Structural Models

2019-02-25Jason Shafrin1 Comment

So you want to compare two treatments–for instance Treatment A and Treatment B–in order to see which one has largest impact on health outcomes. Sure you could do a randomized controlled trial, but let’s say you don’t have the funding for that. You could use real world data to conduct just such an analysis. Let’s…