Description

For sample adults over age 40 who ever had an office blood stool test, BSTOYL reports the main reason for most recent office blood stool test. Recognized responses were: part of a routine exam, because of a problem, or some other reason.

Comparability

In 2015, the wording of the question asking whether respondents had ever had a blood stool test during an office visit BSTOEV changed slightly to more inclusive language. Prior to 2015, respondents were asked whether they ever had "a blood stool test" in which a doctor or other health care professional collected a stool sample during an office visit. Beginning in 2015, the language was expanded to "a blood stool or FIT test".

Universe

Availability

• 2010, 2015

Weights

• 2010, 2015 : SAMPWEIGHT