Codes and Frequencies
For sample adults aged 40 years and older, COLOROTH reports if they had any other kind of test for colorectal cancer other than a sigmoidoscopy or colonoscopy, such as a virtual colonoscopy, CT colonography, blood stool test, fit DNA or Cologuard test. Those who answer "yes" to COLOROTH are asked two follow-up questions:
- CTCOLEV: Ever had CT colonoscopy
- BSTHEV: Ever had blood stool test using home test kit
- 2019: Sample adults age 40+.
- 2019 : SAMPWEIGHT