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(). Female respondents’ variables begin with v, while male respondents’ variables begin with mv.

Variable	Source	Format	Coding ______________________________
cf_want	(m)v201 (m)v602	Binary	0 = Not childfree 1 = Childfree
cf_ideal	(m)v201 (m)v613	Binary	0 = Not childfree 1 = Childfree
famstat	(m)v201 (m)v602 (m)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 2 = Male
age	(m)v012	Numeric	In years
education	(m)v133	Numeric	In years
partnered	(m)v502	Categorical	1 = Single, never partnered 2 = Currently partnered 3 = Formerly partnered
residence	(m)v102	Ordinal	1 = Rural 4 = Urban
employed	(m)v714	Binary	0 = Not employed 1 = Employed
religion	(m)v130	Categorical	1 = None, 2 = Catholic / Orthodox 3 = Muslim 4 = Jewish 5 = Protestant / Christian 6 = Other 7 = Buddhist 8 = Hindu
id	(m)caseid	string
country	(m)v000	string
weight	(m)v005	numeric
cluster	(m)v021	numeric
strata	(m)v023	numeric
file	user	string
survey	“DHS”	string
wave	(m)v000	numeric
year	(m)v007	numeric
month	(m)v006	ordinal

back to Table of Contents

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(). Variables noted with (F) or (M) are used for female and male respondents, respectively.

Variable	Source	Format	Coding ______________________________
cf_want	hasbabes (F) everadpt (F) seekadpt (F) anykids (M) rwant	Binary	0 = Not childfree 1 = Childfree
famstat	hasbabes (F) everadpt (F) seekadpt (F) anykids (M) 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 2 = Male
lgbt	orient	Binary	1 = Straight 2 = Gay/Lesbian 3 = Bisexual 4 = Something else
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
bother	chbother	Ordinal	1 = Not at all 2 = A little 3 = Some 4 = A great deal
id	caseid	string
country	“United States”	string
weight	wgt2017_2019 wgt2015_2019 wtg2013_2015 wtg2011_2013 WGTQ1Q16 finalwgt	numeric
cluster	secu	numeric
stratum	sest	numeric
file	user	string
survey	“NSFG”	string
wave	user	string
year	cmintvw	numeric
month	cmintvw	ordinal

back to Table of Contents

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
lgbt	neal11 (wave 84 only)	Binary	0 = Not LGBT 1 = LGBT
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	numeric
file	user	string
survey	“SOSS”	string
wave	user	string
year	documentation	numeric
month	documentation	ordinal

back to Table of Contents