nhis: National Health Interview Survey: Demographic variables

In PracTools: Designing and Weighting Survey Samples

National Health Interview Survey: Demographic variables

Description

Demographic variables from a U.S. national household survey

Usage

data(nhis)

Format

A data frame with 3,911 observations on the following 16 variables.

ID

Identification variable

stratum

Sample design stratum

psu

Primary sampling unit, numbered within each stratum (1,2)

svywt

survey weight

sex

Gender (1 = male; 2 = female)

age

Age, continuous

age_r

Recoded age (3 = 18-24 years; 4 = 25-44 years; 5 = 45-64 years; 6 = 65-69 years; 7 = 70-74 years; 8 = 75 years and older)

hisp

Hispanic ethnicity (1 = Hispanic; 2 = Non-Hispanic)

marital

Marital status (1 = Separated; 2 = Divorced; 3 = Married; 4 = Single/never married; 5 = Widowed; 9 = Unknown marital status)

parents

Parent(s) of sample person present in the family (1 = Mother, no father; 2 = Father, no mother; 3 = Mother and father; 4 = Neither mother nor father)

parents_r

Parent(s) of sample person present in the family recode (1 = Yes; 2 = No)

educ

Education (1 = 8th grade or less; 2 = 9-12th grade, no high school diploma; 3 = High school graduate; 4 = General education development (GED) degree recipient; 5 = Some college, no degree; 6 = Associate's degree, technical or vocational; 7 = Associate's degree, academic program; 8 = Bachelor's degree (BA, BS, AB, BBA); 9 = Master's, professional, or doctoral degree)

educ_r

Education recode (1 = High school, general education development degree (GED), or less; 2 = Some college; 3 = Bachelor's or associate's degree; 4 = Master's degree & higher)

race

Race (1 = White; 2 = Black; 3 = Other)

resp

Respondent (0 = nonrespondent; 1 = respondent)

Details

The National Health Interview Survey (NHIS) is used to monitor health conditions in the U.S. Data are collected through personal household interviews. Only demographic variables are included in this subset which was collected in 2003. The nhis data set contains observations for 3,911 persons. The file contains only persons 18 years and older.

Source

National Health Interview Survey of 2003 conducted by the U.S. National Center for Health Statistics. https://www.cdc.gov/nchs/nhis.htm

See Also

nhis.large

Examples

data(nhis)
str(nhis)
table(nhis$sex,nhis$age_r)

PracTools documentation built on Nov. 5, 2025, 6:17 p.m.