visit_structure {secuTrialR} | R Documentation |
Get the visit structure of secuTrialdata
objects
Description
Get the visit structure of secuTrialdata
objects
Usage
visit_structure(x, sorted = TRUE)
## S3 method for class 'secuTrialvisit'
plot(x, ...)
Arguments
x |
a |
sorted |
logical if TRUE sorted by first visit |
... |
further parameters |
Value
data.frame with 1 for whether a form (rows) was collected during a particular visit (columns)
plot of the visit plan
Note
Requires a fixed visit structure - an error will be returned for projects without a visit structure or one with flexible visits
Examples
export_location <- system.file("extdata", "sT_exports", "lnames",
"s_export_CSV-xls_CTU05_long_ref_miss_en_utf8.zip",
package = "secuTrialR")
# read all export data
sT_export <- read_secuTrial(data_dir = export_location)
# get visit structure
vs <- visit_structure(sT_export)
# plot
plot(vs)
[Package secuTrialR version 1.3.3 Index]