r2_somers {performance} | R Documentation |
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
if (require("correlation") && require("Hmisc")) {
model <- glm(vs ~ wt + mpg, data = mtcars, family = "binomial")
r2_somers(model)
}
[Package performance version 0.12.2 Index]