Check Datasets for Missing Values and Invalid Codes

Check data frames for missing or duplicated entries in the ID variable, persons and/or variables without valid codes, and invalid codes. Invalid codes are codes which are not specified in table values.

Usage

checkData(dat, datnam, values, subunits, units, ID = NULL, verbose = TRUE)

Arguments

dat

A data frame to be checked.

datnam

Name of the data frame. Especially useful if more than one data frame is checked (e.g., in a list of data frames).

values

A data frame with code information. See ‘Details’.

subunits

A data frame with subunit information. See ‘Details’.

units

A data frame with unit information. See ‘Details’.

ID

A string for ID column name.

verbose

Logical. If FALSE no information is printed.

Details

The results of checkData will be written to the console.

Examples of data frames values, subunits and units can be found via data(inputList).

Author

Nicole Haag, Anna Lenski, Karoline Sachse