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Stratification setup by covariates

Source: R/utils.R
set_strat.Rd

set_strat makes group indicators based on model_options$X_reg_*

Usage

set_strat(X, X_reg)

Arguments

X

A data frame of covariates

X_reg

The vector of covariates that will stratify the analyses. These variables have to be categorical.

Value

A list with following elements:

  • N_group The number of groups

  • group A vector of group indicator for every observation

Details

the results from this function will help stratify etiology or FPR for different strata; the ways of stratification for etiology and FPR can be based on different covariates.