createlag: Transform dataframe by creating multiple lagged variables

In linogaliana/OpenCancer: Build statistical models to understand cancer causes

Description

Given a dataframe, createlag returns a dataframe with lagged variables. Lag function is applied by groups. Additional variables that should not be lagged can be provided

Usage

createlag(df, groupingvar = c("sex", "age", "Country_Transco"), k = 1,
  labelvar = c("year", "Zonier"))

Arguments

df	Dataframe whose variables must be lagged
groupingvar	Variables used to define group
k	Maximum lag that must be computed. If k>1, lags 1:k are computed
labelvar	Variables that should not be lagged

Value

A dataframe with lagged observations by groups

linogaliana/OpenCancer documentation built on May 30, 2019, 3:43 p.m.