The early release program of the national health interview survey
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Jeannine Schiller, M.P.H., Jane F. Gentleman, Ph.D., Eve Powell-Griner, Ph.D. ... July 10, 2006, Washington, D.C. NHIS overview ...

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The Early Release Program of the National Health Interview Survey

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The early release program of the national health interview survey

The Early Release Program of the National Health Interview Survey

NCHS Data Users Conference

July 10, 2006, Washington, D.C.

Jeannine Schiller, M.P.H., Jane F. Gentleman, Ph.D., Eve Powell-Griner, Ph.D.

National Center for Health Statistics

Centers for Disease Control and Prevention


Nhis overview

NHIS overview

  • In-person household interview survey of civilian noninstitutionalized U.S. population

  • Approx. 40,000 households, 100,000 persons, 37,000 sample adults, 15,000 sample children

  • Complex sample design

  • Over-samples blacks, Hispanics, Asians, elderly minorities

  • Demographics, socioeconomic status, limitations, health care utilization, chronic conditions, health behaviors, supplements, etc.


Nhis early release er program

2 reports: main and detailed health insurance

Releases updated ESTIMATES every 3 months

Releases occur 6 months after the end of each quarter of data collection (March, June, September, December)

Internet only release

First release: April 2001

NHIS Early Release (ER) Program


Nhis er program

Objectives

Provide ready and timely access to the most recent NHIS key estimates

Monitor health and health care

Measure progress toward national public health objectives

NHIS ER Program


Main report

Current smoking

Alcohol consumption

HIV testing

General health status

Personal care needs

Serious psychological distress

Diabetes

Asthma

Main report

Indicators

  • Health insurance coverage

  • Usual place to go for medical care

  • Obtaining needed medical care

  • Influenza vaccination

  • Pneumococcal vaccination

  • Obesity

  • Leisure-time physical activity


The early release program of the national health interview survey

Main report

Format

  • Graph of trend since 1997

  • Graph of current estimates by age group and gender

  • Graph of current estimates by race/ethnicity

  • Data tables for all graphs

  • Extra graph and/or tables as needed

  • Text highlights


Detailed health insurance report

Detailed health insurance report

  • 3 measures of uninsurance

  • Additional estimates of public health plan and private health insurance coverage

  • Uninsurance presented by additional sociodemographic measures

  • Annual state-level estimates for large states


Example 1 influenza vaccination

Example #1:Influenza vaccination

Questions:

  • During the past 12 months, have you had a flu shot?

  • During the past 12 months, have you had a flu vaccine sprayed in your nose by a doctor or other health professional?


The early release program of the national health interview survey

Figure 4.1. Percentage of adults aged 18 years and over who had received an influenza vaccination during the past 12 months, by age group and quarter: United States, 19972005


The early release program of the national health interview survey

Table 4.1. Annual percentage of adults aged 50 years and over who had received an influenza vaccination during the past 12 months, by age group and sex: United States, 19972005


The early release program of the national health interview survey

Figure 4.2. Percentage of persons who had received an influenza

vaccination during the past 12 months, by age group and sex:

United States, 2005


The early release program of the national health interview survey

Figure 4.3. Percentage of adults aged 65 years and over who had

received an influenza vaccination during the past 12 months, by

race/ethnicity: United States, 2005


The early release program of the national health interview survey

Data table for figure 4.1. Percent of adults aged 18 years and over who received influenza vaccine during the past 12 months, by age group and quarter: United States, 19972005


The early release program of the national health interview survey

Data table for figure 4.2. Percent of adults aged 18 years and over

who received influenza vaccine during the past 12 months, by age

group and sex: United States, 2005


The early release program of the national health interview survey

Data table for figure 4.3. Percent of adults aged 65 years and over who received influenza vaccine during the past 12 months, by race/ethnicity: United States, 2005


Example 2 current smoking

Example #2:Current smoking

Questions:

  • Have you smoked at least 100 cigarettes in your entire life?

  • Do you now smoke cigarettes every day, some days or not at all?


The early release program of the national health interview survey

Figure 8.1. Prevalence of current smoking among adults aged 18 years and over: United States, 19972005


The early release program of the national health interview survey

Figure 8.2. Percent distribution of smoking status among adults aged 18 years and over, by sex: United States, JanuaryMarch 2005


The early release program of the national health interview survey

Figure 8.3. Prevalence of current smoking among adults aged 18 years and over, by age group and sex: United States, JanuaryMarch 2005


The early release program of the national health interview survey

Figure 8.4. Age-sex-adjusted prevalence of current smoking among adults aged 18 years and over, by race/ethnicity: United States, JanuaryMarch 2005


Nhis er processing

NHIS ER processing

  • Expedited microdata editing

    • standard edits

    • preliminary weights

  • Data analysis

    • crude and adjusted estimates with estimates of variance

    • checking and verification

    • automated updating of figures and tables


Nhis er processing cont

NHIS ER processing, cont.

  • Interpretation

    • significance testing

      • contrasts

      • trend analysis

    • updating of text highlights

  • Report dissemination

    • efficient editorial review and Internet release

    • press releases/media alerts


Where to find the er

Where to find the ER

NCHS Web site:

http://www.cdc.gov/nchs

Information Showcase

NHIS Web site:

http://www.cdc.gov/nchs/nhis.htm

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