orivisit {simaerep}

create orivisit object

Description

Internal S3 object, stores lazy reference to original visit data.

Usage

orivisit(df_visit, call = NULL, env = parent.frame())

Arguments

df_visit

dataframe with original visit data

call

optional, provide call, Default: NULL

env

optional, provide environment of original visit data, Default: parent.frame()

Details

Saves variable name of original visit data, checks whether it can be retrieved from parent environment and stores summary. Original data can be retrieved using as.data.frame(x).

Value

orivisit object

Examples

df_visit <- sim_test_data_study(
  n_pat = 100,
  n_sites = 5,
  frac_site_with_ur = 0.4,
  ur_rate = 0.6
)

df_visit$study_id <- "A"

visit <- orivisit(df_visit)

object.size(df_visit)
object.size(visit)

as.data.frame(visit)