subset.scdf: Subset cases, rows, and variables

In scan: Single-Case Data Analyses for Single and Multiple Baseline Designs

Subset cases, rows, and variables

Description

This function is mainly used to filter rows by a logical expression. It has also arguments to filter variables and cases.

Usage

## S3 method for class 'scdf'
subset(x, subset, select, cases, ...)

Arguments

x	An scdf object.
subset	Logical expression indicating rows to keep: missing values are taken as false.
select	Expression, indicating columns to select from an scdf.
cases	Expression, indicating cases to keep from an scdf.
...	not implemented

Value

An scdf.

Examples

exampleAB %>%
  subset((values < 60 & phase == "A") | (values >= 60 & phase == "B"))
subset(exampleAB_add, select = c(-cigarrets, -depression))
subset(exampleAB, cases = c(Karolina, Johanna))
subset(exampleA1B1A2B2, phase %in% c("A1", "B2"), cases = Pawel:Moritz)

scan documentation built on Aug. 8, 2023, 5:07 p.m.