elper function to summarize fits of models across a grid of lambda values
mvregmed.grid.data(fit.lst, lambda.vec)data.frame of summary information
A list of model fits over a grid of lambda values; length of list is length of vector of lambdas.
A vector of penalty lambda values/
Daniel Schaid and Jason Sinnwell
Create a data.frame of summmary information for each model fit in a grid.
Schaid DS, Dikilitas O, Sinnwell JP, Kullo I (2022). Penalized mediation models for multivariate data. Genet Epidemiol 46:32-50.
mvregmed.grid