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r2_somers

Somers' Dxy rank correlation for binary outcomes

Description

Calculates the Somers' Dxy rank correlation for logistic regression models.

Usage

r2_somers(model)

Arguments

model

A logistic regression model.

Value

A named vector with the R2 value.

References

Somers, R. H. (1962). A new asymmetric measure of association for ordinal variables. American Sociological Review. 27 (6).

Examples

## Not run: 
if (require("correlation")) {
  model <- glm(vs ~ wt + mpg, data = mtcars, family = "binomial")
  r2_somers(model)
}
## End(Not run)
performance

Assessment of Regression Models Performance

v0.7.1
GPL-3
Authors
Daniel Lüdecke [aut, cre] (<https://orcid.org/0000-0002-8895-3206>), Dominique Makowski [aut, ctb] (<https://orcid.org/0000-0001-5375-9967>), Mattan S. Ben-Shachar [aut, ctb] (<https://orcid.org/0000-0002-4287-4801>), Indrajeet Patil [aut, ctb] (<https://orcid.org/0000-0003-1995-6531>), Philip Waggoner [aut, ctb] (<https://orcid.org/0000-0002-7825-7573>), Vincent Arel-Bundock [ctb] (<https://orcid.org/0000-0003-2042-7063>)
Initial release

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