mexwas {rexposome} | R Documentation

## Testing the association between an exposure and a phenotype of an ExposomeSet using a multivariate aproach.

### Description

The `mexwas` method performs an "Multi Exposome-Wide Association Study" (m-ExWAS) using the exposures in ExposomeSet and one of its phenotype. It uses the packages `glmnet` and `partDSA`.

### Usage

    mexwas(object, phenotype, family, warnings = TRUE)

### Arguments

`object` | `ExposomeSet` that will be used for the ExWAS.
`phenotype` | Target phenotype used for the study. If missing all the phenotypes in the ExposomeSet will be used.
`family` | It must decrive the nature of the outcome. Can take values `"gaussian"`, `"binomial"`, `"poisson"`, `"multinomial"`, `"cox"` or `"mgaussian"`.
`warnings` | (default `TRUE`) If set to `FALSE` warnings will not be displayed.

### Value

Returns an object of class mExWAS

### See Also

extract to obtain a table with the result of the ExWAS, plotExwas to plot the results of the ExWAS

### Examples

    data("exposome")
    wt <- mexwas(expo[3:7, 1:100], phenotype = "asthma", family = "binomial")

[Package rexposome version 1.12.4 Index]