WebJan 6, 2024 · where function h() represents the kernel exposure-response machine function, coefficients β T represent effect estimates for the Xth covariate for the ith individual, and ε i represents the model residuals [].Using the “bkmr” R package, we chose the hierarchical variable selection option, grouping elements into toxic (As, Cd, Pb, Sb) and essential … WebImplementation of a statistical approach for estimating the joint health effects of multiple concurrent exposures, as described in Bobb et al (2015) < doi:10.1093 ...
BKMR-CMA: A Novel R Command for Mediation Analysis in …
WebSep 26, 2024 · BKMR is based on KMR and conducts Bayesian inference for the model above . Flat priors for the parameters were chosen in this study. Using MCMC methods, we iterated for 2000 times to ensure the convergence of the method and get the optimal parameter estimates (r, β). BKMR was implemented with R package bkmr (version 0.2.0) . WebDec 22, 2014 · Finally, we apply BKMR to two environmental health datasets: (1) an epidemiology study of metal mixtures and psychomotor development (Section 4) … smart cities projects in india
Model choice for estimating the association between …
WebMar 25, 2024 · Bayesian kernel machine regression (BKMR) and nonparametric Bayes shrinkage (NPB) were top-performing methods in our simulation study. BKMR and NPB … WebMar 29, 2024 · bkmr is a package to implement Bayesian kernel machine regression (BKMR) using Markov chain Monte Carlo (MCMC). Notably, bkmr is missing some key … WebMar 28, 2024 · y: a vector of outcome data of length n.. Z: an n-by-M matrix of predictor variables to be included in the h function. Each row represents an observation and each column represents an predictor. X: an n-by-K matrix of covariate data where each row represents an observation and each column represents a covariate. Should not contain … smart cities proyectos