Record type
Year of the National Health Interview Survey
Randomly assigned household number unique to a household
Weight - Final Annual
2013 NCHS Urban-Rural Classification Scheme for Counties
Household region
Pseudo-stratum for public-use file variance estimation
Pseudo-PSU for public-use file variance estimation
Sample Child respondent is the household respondent
Interview quarter
Interview month
Indicates the person is the Sample Child
Recoded CSTAT
Respondent's relationship to Sample Child
Sex of Sample Child
Age of SC
Recode: Hispanic ethnicity of SC
Single and multiple race groups with Hispanic origin
Single and multiple race groups
Hispanic origin detail
Full-time active duty screener
Top-coded count of persons under 18 in the household
Top-coded count of persons 18 or older in the household
Number of adults in Sample Child family, top-coded 3+
Number of children in Sample Child family, top-coded 3+
Indicator for at least 1 person aged 65+ in SC family
Indicator for multifamily household
Highest level of education of the adults in the SC's family
General health status
Life satisfaction-number
Ever had asthma
Still have asthma
Asthma episode past 12m
Asthma ER visit, past 12m
Ever had prediabetes
Ever had diabetes
Ever had ADD/ADHD
Currently has ADD/ADHD
Ever had intellectual disability
Currently has intellectual disability
Ever had autism
Currently has autism
Ever had developmental delay
Currently has developmental delay
Ever had learning disability
Currently has learning disability
Total height in inches, public use
Weight without shoes (pounds), public use
Body Mass Index (BMI), public use
Wear glasses/contact lenses
Difficulty seeing
Use hearing aid
Difficulty hearing sounds
Use of equipment for mobility
Difficulty walking without using equipment
Difficulty walking when using equipment
Difficulty walking, for those who do not use equipment
Difficulty walking 100 yards without using equipment
Difficulty walking 1/3 mile without using equipment
Difficulty walking 100 yards when using equipment
Difficulty walking 1/3 mile when using equipment
Difficulty walking 100 yards, for those who do not use equipment
Difficulty walking 1/3 mile, for those who do not use equipment
Motor skills difficulty
Child's difficulty understanding respondent
Respondent's difficulty understanding child
Difficulty being understood by people inside household
Difficulty being understood by people outside household
Difficulty learning things
Difficulty remembering things
How often seems anxious, nervous, or worried
How often seems sad or depressed
Difficulty playing
Kick, bite or hit
Difficulty controlling behavior
Difficulty concentrating
Difficulty with changes in routine
Difficulty making friends
The Washington Group Short Set Composite Disability Indicator, children 2-4
The Washington Group Short Set Composite Disability Indicator, children 5-17
Hard time with new people
Hard time in new places
Hard time with change
Held by other people
Cries a lot
Hard time calming down
Fussy or irritable
Hard to comfort
Hard to keep on schedule
Hard to put to sleep
Trouble staying asleep
Hard to get sleep due to SC
Days of school missed due to illness/injury past 12 months, top-coded
Ever received special education
Currently receives special education
Currently receives services for mental health
Coverage status as used in Health United States
Health insurance hierarchy
Single service plan - dental
Single service plan - vision
Single service plan - prescription
Medicaid recode
Medicaid through Marketplace
Medicaid premium
Medicaid deductible
Medicaid HDHP
Medicaid reassignment flag
Private health insurance recode
Plan through Health Insurance Exchange, NCHS algorithm
Policyholder for private plan 1
Plan coverage for others - plan 1
Response to PRPLCOV1_A or PRPLCOV2_A from adult - plan 1
How plan was originally obtained - plan 1
Health plan obtained through Marketplace - plan 1
Paid for by self or family - plan 1
Paid for by employer or union - plan 1
Paid for by someone outside the household - plan 1
Paid for by Medicaid - plan 1
Paid for by other government program - plan 1
Out-of-pocket premium cost - plan 1
Deductible - plan 1
High deductible health plan - plan 1
Health Savings Accounts / Health Reimbursement Accounts - plan 1
Plan pays for prescription drug - plan 1
Plan pays for dental care - plan 1
Plan pays for vision care - plan 1
Exchange company coding, NCHS - plan 1
Private reassignment flag
Marketplace or state exchange, reassigned from public to private
Premium on plan reassigned from public to private
Exchange company coding, NCHS, reassigned from public to private
Policyholder for private plan 2
Plan coverage for others - plan 2
Response to PRPLCOV1_A or PRPLCOV2_A from adult - plan 2
How plan was originally obtained - plan 2
Health plan obtained through Marketplace - plan 2
Paid for by self or family - plan 2
Paid for by employer or union - plan 2
Paid for by someone outside the household - plan 2
Paid for by Medicaid - plan 2
Paid for by other government program - plan 2
Out-of-pocket premium cost - plan 2
Deductible - plan 2
High deductible health plan - plan 2
Health Savings Accounts / Health Reimbursement Accounts - plan 2
Plan pays for prescription drug - plan 2
Plan pays for dental care - plan 2
Plan pays for vision care - plan 2
Exchange company coding, NCHS - plan 2
Children's Health Insurance Program (CHIP) recode
CHIP through Marketplace
Pay CHIP premium
CHIP deductible
CHIP HDHP
CHIP reassignment flag
State-sponsored health plan recode
State-sponsored plan through Marketplace
Pay premium for state-sponsored plan
State-sponsored plan deductible
State-sponsored plan HDHP
Exchange company coding, NCHS (state-sponsored plan)
State-sponsored reassignment flag
Other government program public use file recode
Other government program through Marketplace
Pay premium for other government program
Other government program deductible
Other government program HDHP
Exchange company coding, NCHS (other government program)
Other government reassignment flag
Military health care coverage recode
Types of military health care - TRICARE
Types of military health care - CHAMP-VA
Indian Health Service recode
How long since last health coverage
Number of months without coverage
Lost job or changed employers
Missed deadline
Ineligible because of age/left school
Cost increase
Not eligible for Medicaid, CHIP, or other public coverage
Not affordable
Do not need or want coverage
Not eligible for coverage
Signing up too difficult or confusing
Cannot find a plan that meets the needs
Coverage has not started yet
Another reason
Lost job
No health coverage during past 12 months
Months without coverage in past 12 months
Have health insurance
Kind(s) of health insurance - private health insurance public use file
Kind(s) of health insurance - Medicaid
Kind(s) of health insurance - CHIP
Kind(s) of health insurance - military related health care
Kind(s) of health insurance - Indian Health Service
Kind(s) of health insurance - State-sponsored health plan
Kind(s) of health insurance - Other government program public use file
Kind(s) of health insurance - No coverage of any type
Medicaid coverage probe
Problems paying medical bills, past 12m
Unable to pay medical bills
Get sick or have accident, worry about paying medical bills
Ever had COVID-19
Ever had positive COVID-19 test
Symptoms of COVID-19
Had COVID-19 symptoms for 3 or more months
Currently has COVID-19 symptoms
Time since last dental exam/cleaning
Delayed dental care due to cost, past 12m
Needed dental care but did not get it due to cost, past 12m
Time since last saw doctor
Time alone at most recent visit
Was last visit a wellness visit
Time since last wellness visit
Time alone at most recent wellness visit
Have a usual place for care
Type of place for usual care
Has personal doctor
Number of times visited urgent care, past 12m, top-coded
Number of times visited hospital emergency room, past 12m, top-coded
Hospitalized overnight, past 12m
Delayed medical care due to cost, past 12m
Needed medical care but did not get it due to cost, past 12m
Virtual medical appointment, past 12m
Took prescription medication, past 12m
Delayed filling prescription to save money, past 12m
Needed prescription medication but did not get it due to cost, past 12m
Flu vaccine, past 12 months
Number of flu vaccines, past 12 months
Month of most recent flu vaccine
Year of most recent flu vaccine
Month of next most recent flu vaccine
Year of next most recent flu vaccine
COVID-19 vaccination
Number of COVID-19 vaccinations
Month of most recent COVID-19 vaccination
Year of most recent COVID-19 vaccination
Month of next most recent COVID-19 vaccination
Year of next most recent COVID-19 vaccination
Brand of first COVID-19 shot
Ever vaccinated for HPV
Age received first HPV vaccine
Had eye exam, past 12m
Received physical/speech/rehabilitative/occupational therapy, past 12m
Received care at home, past 12m
Took medication for emotions/concentration/behavior/mental health, past 12m
Received counseling/therapy from mental health professional, past 12m
Delayed counseling/therapy due to cost, past 12m
Needed counseling/therapy but did not get it due to cost, past 12m
How often social/emotional support
Presence of community support
Considerate of other people's feelings
Restless, cannot stay still
Complains of headaches
Shares readily
Often loses temper
Solitary, prefers to be alone
Well behaved
Many worries
Helpful to others
Constantly fidgeting/squirming
At least one good friend
Often fights with others
Often unhappy/depressed/tearful
Liked by other children/youth
Easily distracted
Nervous in new situation
Kind to younger children
Lies or cheats
Picked on or bullied by others
Offers to help others
Thinks things out before acting
Steals from home/school/elsewhere
Gets along better with adults than children/youth
Many fears, easily scared
Good attention span
Difficulties with emotions, behaviors
Length of time with difficulties
Difficulties upset/distress SC
Difficulties interfere with home life
Difficulties intefere with friendships
Difficulties intefere with classroom learning
Difficulties intefere with leisure activities
Difficulties put burden on family
Emotional Subscale Score
Conduct Subscale Score
Hyperactivity Subscale Score
Peer problem Subscale Score
Prosocial Subscale Score
SDQ total score
SDQ Impact Score
Victim of/witnessed violence
Ever separated from parent who was incarcerated
Ever lived with anyone mentally ill/severely depressed
Ever lived with anyone with alcohol/drug problem
Lifetime of being put down by adults in home
Lifetime of lacking basic needs
Treated/judged based on race/ethnicity
Treated/judged based on sexual orientation or gender identity
Frequency of bully victimization, 12m
Cyberbullied in the past 12 months
Frequency of bully perpetration, 12m
Ever lost consciousness
Ever dazed or memory gap
Ever headache, vomit, blurred vision, or mood change after blow to head
Ever checked for concussion
Ever told had a concussion
Participate on sports team, past 12m
Attend physical education class
How often does sample child exercise
How often sample child does strength training
How often does sample child walk
How often does sample child bike
Areas for walking/bicycling
Parks/playgrounds to travel to
Traffic causes safety issues
Crime causes safety issues
Frequency of well-rested
Frequency of difficulty getting out of bed
Frequency of tired during daytime
Frequency of napping, falling asleep during day
Frequency of regular bedtime during school/week nights
Frequency of regular waketime during school days
Does child get 2+ hours screen time daily
Seen or talked to a chiropractor
Chiropractor visit for pain
Chiropractor visit to restore overall health
Saw a practitioner of acupuncture
Acupuncture visit for pain
Acupuncture visit to restore overall health
Saw a practitioner of massage
Massage visit for pain
Massage visit to restore overall health
Saw a practitioner of naturopathy
Naturopath visit for pain
Naturopath visit to restore overall health
Saw an art therapist
Saw a music therapist
Practice meditation
Meditation for pain
Meditation to restore overall health
Use guided imagery or progressive relaxation
Use guided imagery or progressive relaxation for pain
Use guided imagery or progressive relaxation to restore overall health
Practice yoga
Breathing exercises as part of yoga
Meditation as part of yoga
Yoga to treat or manage pain
Yoga to restore overall health
Voice problem in the past 12m
Duration of voice problem
Amount of difficulty with voice problem
Swallowing problem in the past 12m
Duration of swallowing problem
Amount of difficulty with swallowing problem
Speech problem in the past 12m
Duration of speech problem
Amount of difficulty with speech problem
Stuttering problem in the past 12m
Language problem in the past 12m
Duration of language problem
Amount of difficulty with language problem
VSL problems following a brain injury
Saw a doctor for treatment in the past 12 months
Seeing a doctor for treatment in the past 12 months affected life
VSL problem better or worse
Relationship of first residential parent to sample child
Relationship of second residential parent to sample child
Marital status of first residential parent of sample child
Marital status of second residential parent of sample child
Count of all residential parents of the sample child
Marital status of the sample child's first residential parent
Marital status of the sample child's second residential parent
Legal marital status of the sample child's first residential parent
Legal marital status of the sample child's second residential parent
Age of sample child's first residential parent, top-and bottom-coded
Sex of sample child's first residential parent
First residential parent of sample child works for pay at job/business
Sample child's first residential parent works 35+ hours per week
Age of sample child's second residential parent, top-and bottom-coded
Sex of sample child's second residential parent
Second residential parent of sample child works for pay at job/business
Sample child's second residential parent works 35+ hours per week
Sample child has the same Hispanic ethnicity as ALL residential parents
All residential parents of the sample child are of the same Hispanic ethnicity
Sample child has the same race as ALL residential parents
All residential parents of the sample child are of the same race
Highest level of education of all SC's parents
In two-parent SC families, are the parents of the same sex or opposite sex?
Family structure of sample child
Sample child relationship to sample adult
Born in U.S. or U.S. territory
Years that sample child has been in the United States
Citizenship status
Number of adults in sample child's family who are working
Number of adults in sample child's family who are working full-time
Income from wages
Income from accounts
Income from SS/Railroad Retirement
Family income from SSDI
Which family income SSI/SSDI
SSI/SSDI due to disability
Income from public assistance
Income from retirement
Income from other sources
Imputation number
Sample child family poverty ratio (top-coded)
Ratio of family income to poverty threshold for SC's family
Imputed SC family income imputation flag
Sample child family income top-code flag
Receive food stamps, past 12m
Received food stamps, past 30d
Received WIC benefits, past 12m
Free or reduced meals at school
Worry food would run out
Food didn't last
Couldn't afford to eat balanced meals
Cut the size of meals or skip meals
How many days did you/adults in the family cut the size of meals or skip meals
Eat less than should
Ever hungry because not enough money for food
Lose weight because not enough money for food
Not eat for a whole day
How many days not eat
Child 3 category food security recode
Child 4 category food security recode
Length of time in house/apartment
Residence owned/rented
Paying lower rent