The following questions address relationships between siblings. In the parent interview, the parents are asked the same questions about their children, and 'sibling' is replaced with 'child'. The questions are categorized by variable at the top and by NNSD year below, where the data dictionary version of the question includes the variable name, variable type, number of digits in code, formula, range, and variable label.

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VARIABLE		NNSD
		1	2	3	4	4 PAR	5	6	6S
1.	name of sibling	X	X	X		X	X
2.	CAP ID of sibling	X	X	X		X	X
3.	age of sibling	X	X	X			X
4.	how often do you see your sibling	X	X	X		X	X
5.	letter or e-mail contact with sibling	X	X	X		X	X
6.	phone contact with sibling	X	X	X		X	X
7.	living proximity to sibling	X	X	X		X	X
8.	loved and appreciated by sibling	X	X	X		X	X
9.	depend on help from sibling	X	X	X		X	X
10.	emotionally close to sibling	X	X	X		X	X
11.	good communication with sibling	X	X	X		X	X
12.	how well sibling understands you	X	X	X		X	X
13.	how well you understand sibling	X	X	X		X	X
14.	conflict experienced with sibling	X	X	X		X	X
15.	disagreements with sibling handled by shouting	X	X	X		X	X
16.	frequency sibling is critical of your decisions	X	X	X		X	X
17.	sibling exerts too much influence on your decisions	X	X	X		X	X
18.	given advice on a decision	X	X	X		X	X
19.	help in connection with a job	X	X	X		X	X
20.	taking care of children, pets, plants or home	X	X	X		X	X
21.	help with money or a loan	X	X	X		X	X
22.	help during an illness	X	X	X		X	X
23.	fix or make something for each other	X	X	X		X	X
24.	comforting one another in a personal crisis	X	X	X		X	X
25.	give each other a special gift	X	X	X		X	X
26.	description of relationship with sibling (s)	X	X	X		X	X	X	X
27.	other siblings in the family	X	X	X		X	X
28.	problems with CAP subject's siblings caused problems in relationship with CAP partner/past partner								X
29.	degree of problem issues with CAP subject's siblings caused in relationship with CAP partner/past partner								X

Sibling Relationships Domain by NNSD year

• NNSD1
• NNSD2
• NNSD3
• NNSD4PAR
• NNSD5
• NNSD6
• NNSD6S

NNSD 1					top
Relationship with Siblings
Variable Name	Type	Digits in Code	Formula	Range	Variable Label
SIBNAME	TEXT		sibling's name		name of sibling
SIBID	NUM STR	5	sibling's ID number	5 digits	CAP ID of sibling
SIBAGE	NUM STR	2	01=1yr old, 02=2yrs old.99=99 yrs old	01 to 99	age of sibling
SIBCON1	NUM STR	1	1=never, 2=less than once a year, 3=once a year, 4=several times a year, 5=once a month, 6=about once a week, 7=once a day, 8=more than once a day	1 to 8	how often do you see your sibling
SIBCON2	NUM STR	1	1=not at all, 2=rarely, 3=somewhat, 4=a lot	1 to 4	letter or e-mail contact with sibling
SIBCON3	NUM STR	1	1=not at all, 2=rarely, 3=somewhat, 4=a lot	1 to 4	phone contact with sibling
SIBCON4	NUM STR	1	1=same house, 2=same neighborhood, 3=same town, 4=w/in an hour's drive, 5=w/in a day's drive, 6=different state (need to fly), 7=different country, 8=not applicable	1 to 8	living proximity to sibling
SIBFEL1	NUM STR	1	1=not at all, 2=not very much, 3=somewhat, 4=a lot	1 to 4	loved and appreciated by sibling
SIBFEL2	NUM STR	1	1=not at all, 2=not very much, 3=somewhat, 4=a lot	1 to 4	depend on help from sibling
SIBFEL3	NUM STR	1	1=not at all, 2=not very much, 3=somewhat, 4=a lot	1 to 4	emotionally close to sibling
SIBFEL4	NUM STR	1	1=not at all, 2=not very much, 3=somewhat, 4=a lot	1 to 4	good communication with sibling
SIBFEL5	NUM STR	1	1=not at all, 2=not very much, 3=somewhat, 4=a lot	1 to 4	how well sibling understands you
SIBFEL6	NUM STR	1	1=not at all, 2=not very much, 3=somewhat, 4=a lot	1 to 4	how well you understand sibling
SIBFEL7	NUM STR	1	1=not at all, 2=not very much, 3=somewhat, 4=a lot	1 to 4	conflict experienced with sibling
SIBFEL8	NUM STR	1	1=not at all, 2=not very much, 3=somewhat, 4=a lot	1 to 4	disagreements with sibling handled by shouting
SIBFEL9	NUM STR	1	1=not at all, 2=not very much, 3=somewhat, 4=a lot	1 to 4	frequency sibling is critical of your decisions
SIBFEL10	NUM STR	1	1=not at all, 2=not very much, 3=somewhat, 4=a lot	1 to 4	sibling exerts too much influence on your decisions
SIBHLP1	NUM STR	1	1=yes, 2=no	1 or 2	given advice on a decision
SIBHLP2	NUM STR	1	1=yes, 2=no	1 or 2	help in connection with a job
SIBHLP3	NUM STR	1	1=yes, 2=no	1 or 2	taking care of children, pets, plants or home
SIBHLP4	NUM STR	1	1=yes, 2=no	1 or 2	help with money or a loan
SIBHLP5	NUM STR	1	1=yes, 2=no	1 or 2	help during an illness
SIBHLP6	NUM STR	1	1=yes, 2=no	1 or 2	fix or make something for each other
SIBHLP7	NUM STR	1	1=yes, 2=no	1 or 2	comforting one another in a personal crisis
SIBHLP8	NUM STR	1	1=yes, 2=no	1 or 2	give each other a special gift
SIBHLP9	NUM STR	1	1=very poor, 2=poor, 3=reasonable, 4=good, 5=excellent	1 to 5	description of relationship with sibling
MORESIBS	TEXT	1	y=yes, n=no	y or n	other siblings in the family
NNSD2					top
Relationship with Siblings
Variable Name	Type	Digits in Code	Formula	Range	Variable Label
SIBNAME	TEXT		sibling's name		name of sibling
SIBID	NUM STR	5	sibling's id number	5 digits	CAP ID of sibling
SIBAGE	NUM STR	2	01=1yr old, 02=2yrs old.99=99 yrs old	01 to 99	age of sibling
SIBCON1	NUM STR	1	1=never, 2=less than once a year, 3=once a year, 4=several times a year, 5=once a month, 6=about once a week, 7=once a day, 8=more than once a day	1 to 8	how often do you see your sibling
SIBCON2	NUM STR	1	1=not at all, 2=rarely, 3=somewhat, 4=a lot	1 to 4	letter or e-mail contact with sibling
SIBCON3	NUM STR	1	1=not at all, 2=rarely, 3=somewhat, 4=a lot	1 to 4	phone contact with sibling
SIBCON4	NUM STR	1	1=same house, 2=same neighborhood, 3=same town, 4=w/in an hour's drive, 5=w/in a day's drive, 6=different state (need to fly), 7=different country, 8=not applicable	1 to 8	living proximity to sibling
SIBFEL1	NUM STR	1	1=not at all, 2=not very much, 3=somewhat, 4=a lot	1 to 4	loved and appreciated by sibling
SIBFEL2	NUM STR	1	1=not at all, 2=not very much, 3=somewhat, 4=a lot	1 to 4	depend on help from sibling
SIBFEL3	NUM STR	1	1=not at all, 2=not very much, 3=somewhat, 4=a lot	1 to 4	emotionally close to sibling
SIBFEL4	NUM STR	1	1=not at all, 2=not very much, 3=somewhat, 4=a lot	1 to 4	good communication with sibling
SIBFEL5	NUM STR	1	1=not at all, 2=not very much, 3=somewhat, 4=a lot	1 to 4	how well sibling understands you
SIBFEL6	NUM STR	1	1=not at all, 2=not very much, 3=somewhat, 4=a lot	1 to 4	how well you understand sibling
SIBFEL7	NUM STR	1	1=not at all, 2=not very much, 3=somewhat, 4=a lot	1 to 4	conflict experienced with sibling
SIBFEL8	NUM STR	1	1=not at all, 2=not very much, 3=somewhat, 4=a lot	1 to 4	disagreements with sibling handled by shouting
SIBFEL9	NUM STR	1	1=not at all, 2=not very much, 3=somewhat, 4=a lot	1 to 4	frequency sibling is critical of your decisions
SIBFEL10	NUM STR	1	1=not at all, 2=not very much, 3=somewhat, 4=a lot	1 to 4	sibling exerts too much influence on your decisions
SIBHLP1	NUM STR	1	1=yes, 2=no	1 or 2	given advice on a decision
SIBHLP2	NUM STR	1	1=yes, 2=no	1 or 2	help in connection with a job
SIBHLP3	NUM STR	1	1=yes, 2=no	1 or 2	taking care of children, pets, plants or home
SIBHLP4	NUM STR	1	1=yes, 2=no	1 or 2	help with money or a loan
SIBHLP5	NUM STR	1	1=yes, 2=no	1 or 2	help during an illness
SIBHLP6	NUM STR	1	1=yes, 2=no	1 or 2	fix or make something for each other
SIBHLP7	NUM STR	1	1=yes, 2=no	1 or 2	comforting one another in a personal crisis
SIBHLP8	NUM STR	1	1=yes, 2=no	1 or 2	give each other a special gift
SIBHLP9	NUM STR	1	1=very poor, 2=poor, 3=reasonable, 4=good, 5=excellent	1 to 5	description of relationship with sibling
MORESIBS	TEXT	1	y=yes, n=no	y or n	other siblings in the family
NNSD3					top
Relationship with Siblings
Variable Name	Type	Digits in Code	Formula	Range	Variable Label
ANYSIBS	TEXT/NUM	1	Y or 1= yes, N or 2=no	Y/1, N/2	does subject have siblings
SIBNAME	TEXT		sibling's name		name of sibling
SIBID	NUM STR	5	sibling's id number	5 digits	CAP ID of sibling
SIBAGE	NUM STR	2	01=1yr old, 02=2yrs old.99=99 yrs old	01 to 99	age of sibling
SIBCON1	NUM STR	1	1=never, 2=less than once a year, 3=once a year, 4=several times a year, 5=once a month, 6=about once a week, 7=once a day, 8=more than once a day	1 to 8	how often do you see your sibling
SIBCON2	NUM STR	1	1=not at all, 2=rarely, 3=somewhat, 4=a lot	1 to 4	letter or e-mail contact with sibling
SIBCON3	NUM STR	1	1=not at all, 2=rarely, 3=somewhat, 4=a lot	1 to 4	phone contact with sibling
SIBCON4	NUM STR	1	1=same house, 2=same neighborhood, 3=same town, 4=w/in an hour's drive, 5=w/in a day's drive, 6=different state (need to fly), 7=different country, 8=not applicable	1 to 8	living proximity to sibling
SIBFEL1	NUM STR	1	1=not at all, 2=not very much, 3=somewhat, 4=a lot	1 to 4	loved and appreciated by sibling
SIBFEL2	NUM STR	1	1=not at all, 2=not very much, 3=somewhat, 4=a lot	1 to 4	depend on help from sibling
SIBFEL3	NUM STR	1	1=not at all, 2=not very much, 3=somewhat, 4=a lot	1 to 4	emotionally close to sibling
SIBFEL4	NUM STR	1	1=not at all, 2=not very much, 3=somewhat, 4=a lot	1 to 4	good communication with sibling
SIBFEL5	NUM STR	1	1=not at all, 2=not very much, 3=somewhat, 4=a lot	1 to 4	how well sibling understands you
SIBFEL6	NUM STR	1	1=not at all, 2=not very much, 3=somewhat, 4=a lot	1 to 4	how well you understand sibling
SIBFEL7	NUM STR	1	1=not at all, 2=not very much, 3=somewhat, 4=a lot	1 to 4	conflict experienced with sibling
SIBFEL8	NUM STR	1	1=not at all, 2=not very much, 3=somewhat, 4=a lot	1 to 4	disagreements with sibling handled by shouting
SIBFEL9	NUM STR	1	1=not at all, 2=not very much, 3=somewhat, 4=a lot	1 to 4	frequency sibling is critical of your decisions
SIBFEL10	NUM STR	1	1=not at all, 2=not very much, 3=somewhat, 4=a lot	1 to 4	sibling exerts too much influence on your decisions
SIBHLP1	NUM STR	1	1=yes, 2=no	1 or 2	given advice on a decision
SIBHLP2	NUM STR	1	1=yes, 2=no	1 or 2	help in connection with a job
SIBHLP3	NUM STR	1	1=yes, 2=no	1 or 2	taking care of children, pets, plants or home
SIBHLP4	NUM STR	1	1=yes, 2=no	1 or 2	help with money or a loan
SIBHLP5	NUM STR	1	1=yes, 2=no	1 or 2	help during an illness
SIBHLP6	NUM STR	1	1=yes, 2=no	1 or 2	fix or make something for each other
SIBHLP7	NUM STR	1	1=yes, 2=no	1 or 2	comforting one another in a personal crisis
SIBHLP8	NUM STR	1	1=yes, 2=no	1 or 2	give each other a special gift
SIBHLP9	NUM STR	1	1=very poor, 2=poor, 3=reasonable, 4=good, 5=excellent	1 to 5	description of relationship with sibling
MORESIBS	TEXT	1	y=yes, n=no	y or n	other siblings in the family
NNSD4PAR					top
Parent relationship with children - includes CAP proband and siblings
Variable Name	Type	Digits in Code	Formula	Range	Variable Label
KIDNAME	TEXT		subject's verbatim response		child's name
KIDID	NUM STR	5	child's CAP ID		child's CAP ID
KIDAGE	NUM STR	2	child's age	01 to 99	child's age
KIDRELAT	NUM STR TEXT	1	1=bio mom, 2=bio dad, 3=adopting mom, 4=adopting dad, 5=step mom, 6=step dad, 7=other (explain), 8=don't know	1 to 8	relationship of interviewee to the CAP/sibling subject
KIDPARNT	NUM STR TEXT	1	1=bio mom, 2=bio dad, 3=adopting mom, 4=adopting dad, 5=step mom, 6=step dad, 7=other (explain)	1 to 7	relationship of interviewee to the CAP/sibling subject
KIDPROX	NUM STR	1	1=in the same home, 2=in the same neighborhood, 3=in the same town, 4=within an hour's drive, 5=within a day's driving distance, 6=in a different state (need to fly to reach), 7=in a different country	1 to 7	proximity of interviewee to child
KIDCON1	NUM STR	1	1=less than once a year, 2=once a year, 3=several times a year, 4=once a month, 5=about once a week, 6=once a day, 7=more than once a day, 8=not applicable	1 to 8	how often have you seen your child
KIDCON2	NUM STR	1	1=less than once a year, 2=once a year, 3=several times a year, 4=once a month, 5=about once a week, 6=once a day, 7=more than once a day, 8=not applicable	1 to 8	telephone contact with child
KIDCON3	NUM STR	1	1=less than once a year, 2=once a year, 3=several times a year, 4=once a month, 5=about once a week, 6=once a day, 7=more than once a day, 8=not applicable	1 to 8	letter or e-mail contact with child
KIDCON4	NUM STR	1	1=never, 2=not very often, 3=usually, 4= always	1 to 4	frequency child gets together for holidays with family
Feelings toward Children
Variable Name	Type	Digits in Code	Formula	Range	Variable Label
KIDFEEL1	NUM STR	1	1=not at all, 2=not very much, 3=somewhat, 4=a lot	1 to 4	feels loved and appreciated by child
KIDFEEL2	NUM STR	1	1=not at all, 2=not very much, 3=somewhat, 4=a lot	1 to 4	depends on help from child
KIDFEEL3	NUM STR	1	1=not at all, 2=not very much, 3=somewhat, 4=a lot	1 to 4	emotionally close toward child
KIDFEEL4	NUM STR	1	1=not at all, 2=not very much, 3=somewhat, 4=a lot	1 to 4	extent of good communication with child
KIDFEEL5	NUM STR	1	1=not at all, 2=not very much, 3=somewhat, 4=a lot	1 to 4	how well understood by child
KIDFEEL6	NUM STR	1	1=not at all, 2=not very much, 3=somewhat, 4=a lot	1 to 4	how well do you understand child
KIDFEEL7	NUM STR	1	1=not at all, 2=not very much, 3=somewhat, 4=a lot	1 to 4	conflict experienced with child
KIDFEEL8	NUM STR	1	1=not at all, 2=not very much, 3=somewhat, 4=a lot	1 to 4	disagreements with child handled by shouting
KIDFEEL9	NUM STR	1	1=not at all, 2=not very much, 3=somewhat, 4=a lot	1 to 4	frequency decisions are criticized by child
Help Given Children
Variable Name	Type	Digits in Code	Formula	Range	Variable Label
KIDHELP1	NUM STR	1	1=yes, 2=no	1 or 2	gave advice on decisions child had to make
KIDHELP2	NUM STR	1	1=yes, 2=no	1 or 2	gave child help in connection with jobs
KIDHELP3	NUM STR	1	1=yes, 2=no	1 or 2	took care of child's children, pets, plants or home
KIDHELP4	NUM STR	1	1=yes, 2=no	1 or 2	gave child financial help with money or loan
KIDHELP5	NUM STR	1	1=yes, 2=no	1 or 2	helped child out during an illness
KIDHELP6	NUM STR	1	1=yes, 2=no	1 or 2	fixed or made something for child
KIDHELP7	NUM STR	1	1=yes, 2=no	1 or 2	comforted child in a personal crisis
KIDHELP8	NUM STR	1	1=yes, 2=no	1 or 2	gave child a special gift
KIDHELP9	NUM STR	1	1=very poor, 2=poor, 3=reasonable, 4=good, 5=excellent	1 to 5	overall relationship with child
MOREKIDS	NUM STR	1	1=yes, 2=no	1 or 2	more children to be discussed
NNSD5					top
Contact with Siblings
Variable Name	Type	Digits in Code	Formula	Range	Variable Label
ANYSIBS	TEXT/NUM	1	Y or 1= yes, N or 2=no	Y/1, N/2	does subject have siblings
SIBNAME	TEXT		sibling's name		name of sibling
SIBID	NUM STR	5	sibling's id number	5 digits	CAP ID of sibling
SIBAGE	NUM STR	2	01=1yr old, 02=2yrs old…99=99 yrs old	01 to 99	age of sibling
SIBCON1	NUM STR	1	1=never, 2=less than once a year, 3=once a year, 4=several times a year, 5=once a month, 6=about once a week, 7=once a day, 8=more than once a day	1 to 8	how often do you see your sibling
SIBCON2	NUM STR	1	1=not at all, 2=rarely, 3=somewhat, 4=a lot	1 to 4	letter or e-mail contact with sibling
SIBCON3	NUM STR	1	1=not at all, 2=rarely, 3=somewhat, 4=a lot	1 to 4	phone contact with sibling
SIBCON4	NUM STR	1	1=same house, 2=same neighborhood, 3=same town, 4=w/in an hour's drive, 5=w/in a day's drive, 6=different state (need to fly), 7=different country, 8=not applicable	1 to 8	living proximity to sibling
Feelings toward Siblings
Variable Name	Type	Digits in Code	Formula	Range	Variable Label
SIBFEL1	NUM STR	1	1=not at all, 2=not very much, 3=somewhat, 4=a lot	1 to 4	loved and appreciated by sibling
SIBFEL2	NUM STR	1	1=not at all, 2=not very much, 3=somewhat, 4=a lot	1 to 4	depend on help from sibling
SIBFEL3	NUM STR	1	1=not at all, 2=not very much, 3=somewhat, 4=a lot	1 to 4	emotionally close to sibling
SIBFEL4	NUM STR	1	1=not at all, 2=not very much, 3=somewhat, 4=a lot	1 to 4	good communication with sibling
SIBFEL5	NUM STR	1	1=not at all, 2=not very much, 3=somewhat, 4=a lot	1 to 4	how well sibling understands you
SIBFEL6	NUM STR	1	1=not at all, 2=not very much, 3=somewhat, 4=a lot	1 to 4	how well you understand sibling
SIBFEL7	NUM STR	1	1=not at all, 2=not very much, 3=somewhat, 4=a lot	1 to 4	conflict experienced with sibling
SIBFEL8	NUM STR	1	1=not at all, 2=not very much, 3=somewhat, 4=a lot	1 to 4	disagreements with sibling handled by shouting
SIBFEL9	NUM STR	1	1=not at all, 2=not very much, 3=somewhat, 4=a lot	1 to 4	frequency sibling is critical of your decisions
SIBFEL10	NUM STR	1	1=not at all, 2=not very much, 3=somewhat, 4=a lot	1 to 4	sibling exerts too much influence on your decisions
Sibling Help
Variable Name	Type	Digits in Code	Formula	Range	Variable Label
SIBHLP1	NUM STR	1	1=yes, 2=no	1 or 2	given advice on a decision
SIBHLP2	NUM STR	1	1=yes, 2=no	1 or 2	help in connection with a job
SIBHLP3	NUM STR	1	1=yes, 2=no	1 or 2	taking care of children, pets, plants or home
SIBHLP4	NUM STR	1	1=yes, 2=no	1 or 2	help with money or a loan
SIBHLP5	NUM STR	1	1=yes, 2=no	1 or 2	help during an illness
SIBHLP6	NUM STR	1	1=yes, 2=no	1 or 2	fix or make something for each other
SIBHLP7	NUM STR	1	1=yes, 2=no	1 or 2	comforting one another in a personal crisis
SIBHLP8	NUM STR	1	1=yes, 2=no	1 or 2	give each other a special gift
SIBHLP9	NUM STR	1	1=very poor, 2=poor, 3=reasonable, 4=good, 5=excellent	1 to 5	description of relationship with sibling
MORESIBS	TEXT	1	y=yes, n=no	y or n	other siblings in the family
NNSD6					top
Relationship with Siblings (abbreviated)
Variable Name	Type	Digits in Code	Formula	Range	Variable Label
ANYSIBS	TEXT/NUM	1	Y or 1= yes, N or 2=no	Y/1, N/2	does subject have siblings
SIBHLP9	NUM STR	1	1=very poor, 2=poor, 3=reasonable, 4=good, 5=excellent	1 to 5	description of relationship with siblings
NNSD6S					top
Relationship with Siblings (abbreviated)
Variable Name	Type	Digits in Code	Formula	Range	Variable Label
ANYSIBS	NUM STR	1	1= yes, 2=no	1 or 2	does CAP subject have siblings
SIBHLP9	NUM STR	1	1=very poor, 2=poor, 3=reasonable, 4=good, 5=excellent, 6=too little contact to comment	1 to 6	description of relationship with partner's/past partner's siblings
SIBHLP10	NUM STR	1	1=yes, 2=no	1 or 2	problems with CAP subject's siblings caused problems in relationship with CAP partner/past partner
SIBHLP11	NUM STR	1	1=not very much, 2=somewhat, 3=quite a bit, 4=a great deal	1 to 4	degree of problem issues with CAP subject's siblings caused in relationship with CAP partner/past partner