Table of Contents

Locator Record

Title: Immunization (IMQ_B )
Contact Number: 1-866-441-NCHS
Years of Content: 2001 - 2002
First Published: May, 2004
Revised: NA
Access Constraints: None
Use Constraints: None
Geographic Coverage: National
Subject:Immunization
Record Source: NHANES 2001 - 2002
Survey Methodology: NHANES 2001 - 2002 is a stratified multistage probability sample of the civilian non-institutionalized population of the U.S.
Medium: NHANES Web site; SAS transport files

Component Description

The Immunization section (variable name prefix IMQ) provides personal interview data on immunization with hepatitis A, hepatitis B. and pneumococcal vaccines.

Eligible Sample

Questions on vaccinations are obtained by proxy for sample persons ages 16 or younger years. Sample persons aged 2 or more years were eligible for the hepatitis A vaccination questions. Sample persons from birth and older were eligible for the hepatitis B vaccine questions. Adults age 20 or more years were eligible for the pneumococcal vaccine question.

Interview Setting and Mode of Administration

Home Interview

In-person, face-to-face interview by a trained interviewer using a computer assisted personal interview (CAPI) methodology. Interviews were conducted in either English or Spanish.

Quality Assurance & Quality Control

The NHANES CAPI system had built-in consistency checks, including range checks, valid response checks, and checks for logical relationships.

Analytic Notes

Questionnaire section files, MEC examination files, and laboratory files can be linked using the unique survey participant identifier SEQN. RIDSTATR provides the MEC examination status of a sample person.

Data Access:

The IMQ data are publicly available at www.cdc.gov/nchs/nhanes.htm.

References

Codebook and Frequencies

SEQN - Respondent sequence number

Variable Name:
SEQN
SAS Label:
Respondent sequence number
English Text:
Respondent sequence number.
Target:
Both males and females 0 YEARS - 150 YEARS

IMQ010 - Received hepatitis A vaccine series

Variable Name:
IMQ010
SAS Label:
Received hepatitis A vaccine series
English Text:
{Have you/Has SP} ever received the hepatitis A vaccine series? This is a two dose vaccine that is given to people who travel outside the United States. It has only been available since 1995.
English Instructions:
CODE 'LESS THAN 2 DOSES' ONLY IF MENTIONED BY RESPONDENT
Target:
Both males and females 2 YEARS - 150 YEARS
Code or Value Value Description Count Cumulative Skip to Item
1 Yes, at least 2 doses 752 752
2 Less than 2 doses 472 1224
3 No doses 8368 9592
7 Refused 1 9593
9 Don't know 533 10126
. Missing 913 11039

IMQ020 - Received hepatitis B 3 dose series

Variable Name:
IMQ020
SAS Label:
Received hepatitis B 3 dose series
English Text:
{Have you/Has SP} ever received the 3-dose series of the hepatitis B vaccine? This vaccine is given in three separate doses and has been recommended for all newborn infants since 1991. In 1995, it was recommended that adolescents be given the vaccine. Persons who may be exposed to other people's blood, such as health care workers, also may have received the vaccine.
English Instructions:
CODE 'LESS THAN 3 DOSES' ONLY IF MENTIONED BY RESPONDENT
Target:
Both males and females 0 YEARS - 150 YEARS
Code or Value Value Description Count Cumulative Skip to Item
1 Yes all 3 doses 4248 4248
2 Less than 3 doses 849 5097
3 No doses 5153 10250
7 Refused 3 10253
9 Don't know 785 11038
. Missing 1 11039

IMQ030 - Had pneumonia vaccination

Variable Name:
IMQ030
SAS Label:
Had pneumonia vaccination
English Text:
{Have you/Has SP} ever had a pneumonia vaccination? This shot is usually given only once in a person's lifetime and is different from a flu shot.
Target:
Both males and females 20 YEARS - 150 YEARS
Code or Value Value Description Count Cumulative Skip to Item
1 Yes 1092 1092
2 No 4049 5141
7 Refused 3 5144
9 Don't know 266 5410
. Missing 5629 11039