Codes and Frequencies
An 'X' indicates the category is available for that sample
| Code | Label |
23
|
21
|
19
|
|---|---|---|---|---|
| 0 | NIU | X | X | X |
| 1 | No | X | X | X |
| 2 | Yes | X | X | X |
| 7 | Unknown - refused | X | X | X |
| 8 | Unknown - not ascertained | X | X | X |
| 9 | Unknown - don't know | X | X | X |
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Description
For sample adults 40 years or older, COLORECTEV indicates whether the person ever had a colonoscopy or sigmoidoscopy. The NHIS questionnaire text explains that colonoscopy and sigmoidoscopy are exams to check for colon cancer and offers the following definitions if necessary:
"Colonoscopy (colon-OS-copy) and sigmoidoscopy (sigmoid-OS-copy) are exams in which a doctor inserts a tube into the rectum to look for polyps or cancer."
Universe
- 2019; 2021; 2023: Sample adults age 40+.
Availability
- 2019, 2021, 2023
Weights
- 2019, 2021, 2023 : SAMPWEIGHT
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