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Description
For sample persons over age 40, BSTFREQYR is a recoded variable that reports how often, in number of years, the respondent believes persons over age 40 should have blood stool test.
A blood stool test is also known as a hemocult.
Comparability
There are no comparability issues with this variable.
Universe
1987: Half of sample persons age 18+ (excluded from CAEP supplement).
