View source: R/combineStrata.R
combineStrata | R Documentation |
Provide all combinations of strata levels.
combineStrata(levels, overall = FALSE)
levels |
Vector of all strata levels to combine. |
overall |
Whether to provide an empty element |
A vector of all combinations of strata.
combineStrata(character())
combineStrata(character(), overall = TRUE)
combineStrata(c("age", "sex"), overall = TRUE)
combineStrata(c("age", "sex", "year"))
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