freq_by: Frequencies and percentages

In epitable: Create HTML Tables in the Style Used in Epidemiological Papers

Description

freq_by creates frequency and percentage tables in HTML.

Usage

freq_by(dataset, var_vector, by_group = NULL, include_total = TRUE,
  htmlout = TRUE)

Arguments

dataset	A dataset
var_vector	A character vector containing names of the columns in the input dataset to calculate frequencies and percentages for.
by_group	A string referring to a factor column in the input dataset by which to stratify the calculations.
include_total	whether to include frequencies and percentages not stratified by the by_group.
htmlout	Whether to output to html (default and intended usage), or as r-dataframe.

Details

The output is a table in HTML which can be viewed in a browser or included in a knitr-report.

Examples

# Outputs HTML:
output <- freq_by(example_data, c("cut", "color"), "clarity")

epitable documentation built on Sept. 28, 2017, 1:02 a.m.