Code to calculate MVMR and related test statistics
This repositary contains the code to calculate the MVMR heterogeneity Q statistic for a two exposure model. The test statistic is described in Sanderson et al "An examination of multivariable Mendelian randomisation in the single-sample and two-sample summary data settings" IJE, 2018. https://academic.oup.com/ije/article/48/3/713/5238110