Welcome

Thank you for your interest in the childfree package! This vignette contains codebooks for dataframes created by the package’s functions from publicly-accessible data. The Introduction to Childfree vignette provides a more general introduction.

The childfree package can be cited as:

Neal, Z. P. and Neal, J. W. (2024). childfree: An R package to access and harmonize childfree demographic data. Comprehensive R Archive Network. https://cran.r-project.org/package=childfree

For additional resources on the childfree package, please see https://www.zacharyneal.com/childfree.

If you have questions about the childfree package or would like a childfree package hex sticker, please contact the maintainer Zachary Neal by email (zpneal@msu.edu). Please report bugs in the backbone package at https://github.com/zpneal/childfree/issues.

Demographic and Health Surveys (DHS)

This table summarizes the variables that are contained in dataframes generated from Demographic and Health Surveys data using dhs().

Variable	Source	Format	Coding ______________________________
cf_want	v201 v602	Binary	0 = Not childfree 1 = Childfree
cf_ideal	v201 v613	Binary	0 = Not childfree 1 = Childfree
famstat	v201 v602 v613	Categorical	1 = Parent-Unclassified 2 = Parent-Fulfilled 3 = Parent-Unfulfilled 4 = Parent-Relunctant 5 = Parent-Ambivalent 6 = Not yet parent 9 = Childless-Biological 10 = Ambivalent non-parent 11 = Undecided 12 = Childfree
sex	—	Categorical	1 = Female
age	v012	Numeric	In years
education	v133	Numeric	In years
partnered	v502	Categorical	1 = Single, never partnered 2 = Currently partnered 3 = Formerly partnered
residence	v102	Ordinal	1 = Rural 4 = Urban
employed	v714	Binary	0 = Not employed 1 = Employed
religion	v130	Categorical	1 = None, 2 = Catholic / Orthodox 3 = Muslim 4 = Jewish 5 = Protestant / Christian 6 = Other 7 = Buddhist 8 = Hindu
id	caseid	string
country	v000	string
weight	v005	string
file	user	string
survey	“DHS”	string
wave	v000	numeric
year	v007	numeric
month	v006	ordinal

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National Survey of Family Growth (NSFG)

This table summarizes the variables that are contained in dataframes generated from National Survey of Family Growth data using nsfg().

Variable	Source	Format	Coding ______________________________
cf_want	hasbabes everadpt seekadpt rwant	Binary	0 = Not childfree 1 = Childfree
famstat	hasbabes everadpt seekadpt rwant rstrstat pstrstat intend jintend	Categorical	1 = Parent-Unclassified 3 = Parent-Unfulfilled 5 = Parent-Ambivalent 6 = Not yet parent 8 = Childless - Social 9 = Childless - Biological 10 = Ambivalent non-parent 11 = Undecided 12 = Childfree
sex	—	Categorical	1 = Female
hispanic	rscrhisp	Binary	0 = Not hispanic 1 = Hispanic
race	rscrrace	Categorical	1 = White 2 = Black 3 = Hawaiian 4 = Asian 5 = American Indian 6 = Other
age	age_r	Numeric	In years
education	higrade dipged degrees	Ordinal	2 = Did not graduate high school 3 = High School graduate 4 = Some college 5 = College graduate 7 = Graduate degree
partnered	marstat	Categorical	1 = Single, never partnered 2 = Currently partnered 3 = Formerly partnered
residence	metro	Ordinal	1 = Rural 3 = Suburb 4 = Urban
employed	rwrkst	Binary	0 = Not employed 1 = Employed
inschool	goschol	Binary	0 = Not in school 1 = In school
religion	relcurr	Categorical	1 = None 2 = Catholic / Orthodox 5 = Protestant / Christian 6 = Other
id	caseid	string
country	“United States”	string
weight	wgt2017_2019 wgt2015_2019 wtg2013_2015 wtg2011_2013 WGTQ1Q16 finalwgt	string
file	user	string
survey	“NSFG”	string
wave	user	string
year	cmintvw	numeric
month	cmintvw	ordinal

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State of the State Survey (SOSS)

This table summarizes the variables that are contained in dataframes generated from State of the State Survey data using soss().

Variable	Source	Format	Coding ______________________________
cf_want	neal1 neal2 neal3	Binary	0 = Not childfree 1 = Childfree
famstat	neal1 neal2 neal3	Categorical	1 = Parent-Unclassified 6 = Not yet parent 7 = Childless - Unclassified 10 = Ambivalent non-parent 11 = Undecided 12 = Childfree
sex	cd1	Categorical	1 = Female 2 = Male 3 = Other
hispanic	cd5a	Binary	0 = Not hispanic 1 = Hispanic
race	cd4_1 cd4_2 cd4_3 cd4_4 cd4_5 cd4_6	Categorical	1 = White 2 = Black 3 = Hawaiian 4 = Asian 5 = American Indian 6 = Other 7 = Multiracial
age	cd2	Numeric	In years
education	cd3	Ordinal	1 = No education 2 = Did not graduate high school 3 = High School graduate 4 = Some college 5 = College graduate 6 = Some post-graduate 7 = Graduate degree
partnered	cd8	Categorical	1 = Single, never partnered 2 = Currently partnered 3 = Formerly partnered
residence	x1	Ordinal	1 = Rural 2 = Town 3 = Suburb 4 = Urban
employed	cd15	Binary	0 = Not employed 1 = Employed
inschool	cd15	Binary	0 = Not in school 1 = In school
ideology	ideology	Ordinal	1 = Very conservative 2 = Somewhat conservative 3 = Closer to the conservative side 4 = In the middle 5 = Closer to the liberal side 6 = Somewhat liberal 7 = Very liberal
religion	cd6	Categorical	1 = None 2 = Catholic / Orthodox 3 = Muslim 4 = Jewish 5 = Protestant / Christian 6 = Other
id	caseid	string
country	“United States”	string
weight	weight	string
file	user	string
survey	“SOSS”	string
wave	user	string
year	documentation	numeric
month	documentation	ordinal

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