Returns a list of table names for the specified survey group.

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Description

Enables quick display of all available tables in the survey group.

Usage

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nhanesTables(data_group, year, nchar = 100, details = FALSE,
  namesonly = FALSE, includerdc = FALSE)

Arguments

data_group

The type of survey (DEMOGRAPHICS, DIETARY, EXAMINATION, LABORATORY, QUESTIONNAIRE). Abbreviated terms may also be used: (DEMO, DIET, EXAM, LAB, Q).

year

The year in yyyy format where 1999 <= yyyy <= 2014.

nchar

Truncates the table description to a max length of nchar.

details

If TRUE then a more detailed description of the tables is returned (default=FALSE).

namesonly

If TRUE then only the table names are returned (default=FALSE).

includerdc

If TRUE then RDC only tables are included in list (default=FALSE).

Details

Data are retrieved via web scraping using html wrappers from package rvest. It is often useful to display the table names in an NHANES survey. In effect this is a convenient way to browse the available NHANES tables.

Value

The names of the tables in the specified survey group.

Examples

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nhanesTables('EXAM', 2007)
nhanesTables('LAB', 2009, details=TRUE, includerdc=TRUE)
nhanesTables('Q', 2005, namesonly=TRUE)