freqTab: A function to create a frequency table

In annebozack/table1: Create "Table 1" of descriptive statistics

Description

For dichotomous variables, this function produces a table with the frequency, proportion, and N missing for each variable, and p-value for the Chi-squared test comparing groups (if group is specified)

Usage

freqTab(df, vars, group = NULL)

Arguments

df	dataframe
vars	list of dichotomous variables to calculate
group	grouping categorical variable

Examples

data(airquality)
airquality$tempGT70[airquality$Temp > 70] = 1
airquality$tempGT70[airquality$Temp <= 70] = 0
airquality$windGT10[airquality$Wind > 10] = 1
airquality$windGT10[airquality$Wind <= 10] = 0
freqTab(airquality, c('tempGT70', 'windGT10'), group = 'Month')

annebozack/table1 documentation built on May 23, 2019, 6:03 a.m.