Table of Contents

Locator Record

Title: Prostate Conditions (KIQ_P_C )
Contact Number: 1-866-441-NCHS
Years of Content: 2003 - 2004
First Published: August, 2006
Revised: NA
Access Constraints: None
Use Constraints: None
Geographic Coverage: National
Subject:Personal interview data on prostate conditions, prostate cancer treatment, and erectile dysfunction (ED).
Record Source: NHANES 2003 - 2004
Survey Methodology: NHANES 2003 - 2004 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 NHANES 2003-2004 Prostate File provides personal interview data on prostate conditions, prostate cancer treatment, and erectile dysfunction (ED).

Eligible Sample

Mentally impaired individuals or participants unable to comprehend English or Spanish were excluded from the interview.

Questions on prostate disease diagnosis and erectile dysfunction were asked of male participants 20 years and older.

Questions on incontinence, prostate conditions, and prostate cancer treatment were asked of male participants 40 years and older.

Interview Setting and Mode of Administration

Private room in the mobile examination center; administered through an audio computer-assisted self interview (ACASI).

The ACASI enabled the participants both to hear questions through earphones and to read questions on the computer, and to move at their own speed as they touched the screen to indicate their response. No proxies or translators were permitted.

The Interviewer Procedure Manuals and Exam Manuals and survey questionnaires can be found on the NHANES website.

Quality Assurance & Quality Control

For details on the QA/QC process for this component, please refer to the procedures manual.

Analytic Notes

Appropriate sample weights: MEC examination weights.

Please refer to the Analytic Guidelines for further details on the use of sample weights and other analytic issues at http://www.cdc.gov/nchs/nhanes/survey_methods.htm.

References

Codebook and Frequencies

SEQN - Respondent sequence number

Variable Name:
SEQN
SAS Label:
Respondent sequence number
English Text:
Respondent sequence number.
Target:
Males only 20 YEARS - 150 YEARS

KIQ081 - Usually have trouble trying to urinate

Variable Name:
KIQ081
SAS Label:
Usually have trouble trying to urinate
English Text:
The next set of questions is about men's health including urinary and prostate problems. The prostate is a gland located just below the bladder. Do you usually have trouble starting to urinate (pass water)?
English Instructions:
VERBAL INSTRUCTIONS TO SP: Please select yes, no.
Target:
Males only 40 YEARS - 150 YEARS
Code or Value Value Description Count Cumulative Skip to Item
1 Yes 151 151
2 No 1195 1346
7 Refused 2 1348
9 Don't know 4 1352
. Missing 923 2275

KIQ101 - Bladder feels empty after urinating

Variable Name:
KIQ101
SAS Label:
Bladder feels empty after urinating
English Text:
After urinating (passing water), does your bladder feel empty?
English Instructions:
VERBAL INSTRUCTIONS: Please select yes, no.
Target:
Males only 40 YEARS - 150 YEARS
Code or Value Value Description Count Cumulative Skip to Item
1 Yes 1088 1088
2 No 254 1342
7 Refused 0 1342
9 Don't know 8 1350
. Missing 925 2275

KIQ106 - Diagnosed with prostate disease

Variable Name:
KIQ106
SAS Label:
Diagnosed with prostate disease
English Text:
Have you ever been told by a doctor or health professional that you have any disease of the prostate? This includes an enlarged prostate.
English Instructions:
VERBAL INSTRUCTIONS TO SP: Please select yes, no.
Target:
Males only 20 YEARS - 150 YEARS
Code or Value Value Description Count Cumulative Skip to Item
1 Yes 331 331
2 No 1695 2026
7 Refused 0 2026
9 Don't know 5 2031
. Missing 244 2275

KIQ121 - Diagnosed with enlarged prostate

Variable Name:
KIQ121
SAS Label:
Diagnosed with enlarged prostate
English Text:
Have you ever been told by a doctor or health professional that you had an enlarged prostate gland?
English Instructions:
VERBAL INSTRUCTIONS: Please select yes, no.
Target:
Males only 40 YEARS - 150 YEARS
Code or Value Value Description Count Cumulative Skip to Item
1 Yes 297 297
2 No 1048 1345 KIQ321
7 Refused 0 1345 KIQ321
9 Don't know 6 1351 KIQ321
. Missing 924 2275

KIQ141 - Enlargement was BPH

Variable Name:
KIQ141
SAS Label:
Enlargement was BPH
English Text:
Was it a benign enlargement - that is, not cancerous, also called benign prostatic hypertrophy?
English Instructions:
VERBAL INSTRUCTIONS: Please select yes, no.
Target:
Males only 40 YEARS - 150 YEARS
Code or Value Value Description Count Cumulative Skip to Item
1 Yes 188 188
2 No 103 291 KIQ182
7 Refused 0 291 KIQ182
9 Don't know 6 297 KIQ182
. Missing 1978 2275

KIQ161 - Age at first BPH diagnosis

Variable Name:
KIQ161
SAS Label:
Age at first BPH diagnosis
English Text:
How old were you when you were first told that you had benign enlargement of the prostate gland?
English Instructions:
VERBAL INSTRUCTIONS: Please enter an age.
Target:
Males only 40 YEARS - 150 YEARS
Code or Value Value Description Count Cumulative Skip to Item
18 to 82 Range of Values 183 183
85 85 or greater years 2 185
777 Refused 0 185
999 Don't know 2 187
. Missing 2088 2275

KIQ182 - Enlargement due to cancer

Variable Name:
KIQ182
SAS Label:
Enlargement due to cancer
English Text:
Was the enlargement due to cancer?
English Instructions:
VERBAL INSTRUCTIONS: Please select yes, no.
Target:
Males only 40 YEARS - 150 YEARS
Code or Value Value Description Count Cumulative Skip to Item
1 Yes 39 39
2 No 66 105
7 Refused 0 105
9 Don't know 4 109
. Missing 2166 2275

KIQ321 - Ever had a PSA test

Variable Name:
KIQ321
SAS Label:
Ever had a PSA test
English Text:
Have you ever had a blood test that your doctor told you was being used to check for prostate cancer, called PSA, or Prostate Specific Antigen?
Target:
Males only 40 YEARS - 150 YEARS
Code or Value Value Description Count Cumulative Skip to Item
1 Yes 638 638
2 No 709 1347
7 Refused 1 1348
9 Don't know 3 1351
. Missing 924 2275

KIQ341 - Ever had a rectal exam

Variable Name:
KIQ341
SAS Label:
Ever had a rectal exam
English Text:
Have you ever had a rectal examination? A rectal exam is when a finger is inserted in the rectum or bottom to check for problems.
English Instructions:
VERBAL INSTRUCTIONS: Please select yes, no.
Target:
Males only 40 YEARS - 150 YEARS
Code or Value Value Description Count Cumulative Skip to Item
1 Yes 1080 1080
2 No 265 1345 KIQ400
7 Refused 3 1348 KIQ400
9 Don't know 3 1351 KIQ400
. Missing 924 2275

KIQ361 - DRE to check for prostate cancer

Variable Name:
KIQ361
SAS Label:
DRE to check for prostate cancer
English Text:
Was this done to check for prostate cancer?
English Instructions:
VERBAL INSTRUCTIONS: Please select yes, no.
Target:
Males only 40 YEARS - 150 YEARS
Code or Value Value Description Count Cumulative Skip to Item
1 Yes 769 769
2 No 297 1066
7 Refused 0 1066
9 Don't know 14 1080
. Missing 1195 2275

KIQ381 - DRE to check for blood in stool

Variable Name:
KIQ381
SAS Label:
DRE to check for blood in stool
English Text:
Was this done to check for blood in the stool?
English Instructions:
VERBAL INSTRUCTIONS: Please select yes, no.
Target:
Males only 40 YEARS - 150 YEARS
Code or Value Value Description Count Cumulative Skip to Item
1 Yes 463 463
2 No 605 1068
7 Refused 0 1068
9 Don't know 12 1080
. Missing 1195 2275

KIQ400 - Ability to maintain an erection

Variable Name:
KIQ400
SAS Label:
Ability to maintain an erection
English Text:
Many men experience problems with sexual intercourse. How would you describe your ability to get and keep an erection adequate for satisfactory intercourse? Would you say that you are...
English Instructions:
VERBAL INSTRUCTIONS: Always able or almost always able to get and keep an erection, usually able to get and keep an erection, sometimes able to get and keep an erection, never able to get and keep an erection?
Target:
Males only 20 YEARS - 150 YEARS
Code or Value Value Description Count Cumulative Skip to Item
1 Always or almost always able 972 972
2 Usually able 390 1362
3 Sometimes able 362 1724
4 Never able 266 1990
7 Refused 9 1999
9 Don't know 31 2030
. Missing 245 2275