coxSpecial: Special characters in Cox model

In riskRegression: Risk Regression Models and Prediction Scores for Survival Analysis with Competing Risks

Special characters in Cox model

Description

Return the special character(s) of the Cox model, e.g. used to indicate the strata variables.

Usage

coxSpecial(object)

## S3 method for class 'coxph'
coxSpecial(object)

## S3 method for class 'cph'
coxSpecial(object)

## S3 method for class 'phreg'
coxSpecial(object)

Arguments

object

The fitted Cox regression model object either obtained with coxph (survival package), cph (rms package), or phreg (mets package).

Details

Must return a list with at least one element strata indicating the character in the formula marking the variable(s) defining the strata.

Author(s)

Brice Ozenne [e-mail]

riskRegression documentation built on May 29, 2024, 10:59 a.m.