f_to_event_table_wf_all: Data transformation: Wide format -> Event format required for...

In rERR: Excess Relative Risk Models

Description

This function organize an input data set wf (wide format, same input as in Epicrue Peanuts), to the required ef data set for the model. It appends an index of person event 1,2..n,0 if a subject has n doses (or grouped doses), and being the 0-row the exit conditions: exit time, exit dose and the outcome. Also creates the cumulated dose.

Usage

f_to_event_table_wf_all(formula, data, id_name, doses, times, covars)

Arguments

formula	Surv(entry_time,exit_time,outcome)~loglin(loglin_var1,..,loglin_varn)+ lin(lin_var1,..,lin_varm)+strata(strat_var1,...strat_varp)
data	input data set - event format data set
id_name	name of variable containing the names of subjects
doses	sub data set of grouped doses
times	sub data set of times relatives to doses
covars	sub data set of the covars that will be involved in the model

Value

The data set with the event-row format, including the event of exit of the cohort

Examples

f_to_event_table_wf_all(formula,data,id_name='patientids',doses=data[,31:50],
                             times=data[,11:30],covars=data[,c('sex','country','birthcohort')])

rERR documentation built on May 2, 2019, 11:10 a.m.